{"id":1950,"date":"2026-06-19T16:41:05","date_gmt":"2026-06-19T16:41:05","guid":{"rendered":"https:\/\/www.vpascode.com\/vn\/plantuml-mermaid-graphviz-choose-guide-2\/"},"modified":"2026-06-19T16:41:05","modified_gmt":"2026-06-19T16:41:05","slug":"plantuml-mermaid-graphviz-choose-guide-2","status":"publish","type":"post","link":"https:\/\/www.vpascode.com\/vn\/plantuml-mermaid-graphviz-choose-guide-2\/","title":{"rendered":"PlantUML, Mermaid hay Graphviz? B\u1ea1n n\u00ean ch\u1ecdn c\u00e1i n\u00e0o?"},"content":{"rendered":"<p><img fetchpriority=\"high\" alt=\"Hero banner illustration comparing diagramming tools PlantUML, Mermaid, and GraphViz with code blocks and visual flowcharts.\" class=\"alignnone size-full wp-image-1705\" decoding=\"async\" fetchpriority=\"high\" height=\"768\" sizes=\"(max-width: 1376px) 100vw, 1376px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/plantuml-mermaid-graphviz-comparison-guide.jpg\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/plantuml-mermaid-graphviz-comparison-guide.jpg 1376w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/plantuml-mermaid-graphviz-comparison-guide-300x167.jpg 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/plantuml-mermaid-graphviz-comparison-guide-1024x572.jpg 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/plantuml-mermaid-graphviz-comparison-guide-768x429.jpg 768w\" width=\"1376\"\/><\/p>\n<p>Trong th\u1ebf gi\u1edbi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, m\u1ed9t b\u1ee9c tranh th\u1ef1c s\u1ef1 \u0111\u00e1ng gi\u00e1 ng\u00e0n l\u1eddi. C\u00e1c s\u01a1 \u0111\u1ed3 ki\u1ebfn tr\u00fac, s\u01a1 \u0111\u1ed3 lu\u1ed3ng v\u00e0 s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ec3 ghi ch\u00e9p, l\u1eadp k\u1ebf ho\u1ea1ch v\u00e0 truy\u1ec1n \u0111\u1ea1t nh\u1eefng \u00fd t\u01b0\u1edfng ph\u1ee9c t\u1ea1p. Nh\u01b0ng c\u00e1ch ti\u1ebfp c\u1eadn truy\u1ec1n th\u1ed1ng l\u00e0 k\u00e9o th\u1ea3 \u0111\u1ec3 t\u1ea1o c\u00e1c h\u00ecnh \u1ea3nh n\u00e0y c\u00f3 th\u1ec3 ch\u1eadm ch\u1ea1p, kh\u00f4ng nh\u1ea5t qu\u00e1n v\u00e0 kh\u00f3 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fac m\u00f4 h\u00ecnh <a href=\"\/overview\"><strong>s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi d\u1ea1ng m\u00e3<\/strong><\/a>ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t huy t\u1ed1i \u0111a s\u1ee9c m\u1ea1nh, v\u00e0 ba \u1ee9ng c\u1eed vi\u00ean h\u00e0ng \u0111\u1ea7u th\u1ed1ng tr\u1ecb l\u0129nh v\u1ef1c n\u00e0y: PlantUML, Mermaid v\u00e0 Graphviz.<\/p>\n<p>T\u1ea1i <strong>Visual Paradigm<\/strong>, ch\u00fang t\u00f4i hi\u1ec3u r\u1eb1ng m\u1ed7i c\u00f4ng c\u1ee5 trong s\u1ed1 n\u00e0y \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m ri\u00eang bi\u1ec7t. \u0110\u00f3 l\u00e0 l\u00fd do ch\u00fang t\u00f4i \u0111\u00e3 t\u1ea1o ra <a href=\"https:\/\/www.vpascode.com\/\" rel=\"noopener\" target=\"_blank\">VPasCode<\/a>, n\u1ec1n t\u1ea3ng t\u00edch h\u1ee3p c\u1ee7a ch\u00fang t\u00f4i \u0111\u01b0a c\u1ea3 ba c\u00f4ng c\u1ee5 \u2014 v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa \u2014 v\u00e0o m\u1ed9t tr\u00ecnh so\u1ea1n th\u1ea3o \u0111\u00e1m m\u00e2y m\u1ea1nh m\u1ebd duy nh\u1ea5t. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd gi\u00fap b\u1ea1n kh\u00e1m ph\u00e1 nh\u1eefng \u01b0u \u0111i\u1ec3m c\u1ee7a t\u1eebng c\u00fa ph\u00e1p, t\u1eeb \u0111\u00f3 d\u1ec5 d\u00e0ng l\u1ef1a ch\u1ecdn c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n m\u00e0 v\u1eabn duy tr\u00ec \u0111\u01b0\u1ee3c quy tr\u00ecnh l\u00e0m vi\u1ec7c nh\u1ea5t qu\u00e1n.<\/p>\n<h2>M\u1ed9t n\u01a1i t\u1eadp trung th\u1ed1ng nh\u1ea5t cho s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi d\u1ea1ng m\u00e3<\/h2>\n<p>Tr\u01b0\u1edbc khi \u0111i v\u00e0o so s\u00e1nh, \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 s\u1ee9c m\u1ea1nh c\u1ee7a m\u1ed9t <strong>n\u1ec1n t\u1ea3ng t\u00edch h\u1ee3p<\/strong>. Tr\u01b0\u1edbc \u0111\u00e2y, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ph\u1ea3i qu\u1ea3n l\u00fd c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u1ee5c b\u1ed9 r\u1eddi r\u1ea1c, c\u00e0i \u0111\u1eb7t c\u00e1c ph\u1ee5 thu\u1ed9c ho\u1eb7c chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c c\u00f4ng c\u1ee5 web kh\u00f4ng li\u00ean k\u1ebft. <a href=\"https:\/\/www.vpascode.com\/\" rel=\"noopener\" target=\"_blank\">VPasCode<\/a> lo\u1ea1i b\u1ecf s\u1ef1 b\u1ea5t ti\u1ec7n n\u00e0y b\u1eb1ng c\u00e1ch cung c\u1ea5p m\u1ed9t b\u1ea3ng ch\u1ec9nh s\u1eeda t\u1eadp trung v\u00e0 c\u00f4ng c\u1ee5 s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi d\u1ea1ng m\u00e3 linh ho\u1ea1t, t\u1ef1 \u0111\u1ed9ng ph\u00e1t hi\u1ec7n v\u00e0 chuy\u1ec3n \u0111\u1ed5i v\u0103n b\u1ea3n th\u00e0nh \u0111\u1ecbnh d\u1ea1ng s\u01a1 \u0111\u1ed3 ngay l\u1eadp t\u1ee9c tr\u00ean c\u00e1c c\u00fa ph\u00e1p Mermaid, PlantUML v\u00e0 Graphviz.<\/p>\n<p>H\u00e3y xem x\u00e9t quy tr\u00ecnh l\u00e0m vi\u1ec7c th\u00f4ng th\u01b0\u1eddng: m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 d\u00f9ng Mermaid \u0111\u1ec3 t\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng nhanh trong m\u1ed9t t\u1ec7p README, d\u00f9ng PlantUML \u0111\u1ec3 t\u1ea1o s\u01a1 \u0111\u1ed3 l\u1edbp UML chi ti\u1ebft, v\u00e0 d\u00f9ng Graphviz \u0111\u1ec3 t\u1ea1o c\u1ea5u tr\u00fac m\u1ea1ng ph\u1ee9c t\u1ea1p. VPasCode cho ph\u00e9p h\u1ecd th\u1ef1c hi\u1ec7n c\u1ea3 ba vi\u1ec7c n\u00e0y, \u0111\u1ea3m b\u1ea3o hi\u1ec3n th\u1ecb nh\u1ea5t qu\u00e1n, theo th\u1eddi gian th\u1ef1c v\u00e0 d\u1ec5 d\u00e0ng chia s\u1ebb.<\/p>\n<h2>PlantUML: Ti\u00eau chu\u1ea9n doanh nghi\u1ec7p<\/h2>\n<p>PlantUML l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi d\u1ea1ng m\u00e3 tr\u01b0\u1edfng th\u00e0nh v\u00e0 m\u1ea1nh m\u1ebd, c\u00f3 ngu\u1ed3n g\u1ed1c s\u00e2u xa trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt ph\u1ea7n m\u1ec1m doanh nghi\u1ec7p, chuy\u00ean v\u1ec1 chuy\u1ec3n \u0111\u1ed5i v\u0103n b\u1ea3n ki\u1ebfn tr\u00fac ph\u1ee9c t\u1ea1p th\u00e0nh c\u00e1c m\u00f4 h\u00ecnh s\u01a1 \u0111\u1ed3 th\u00e0nh nh\u1eefng h\u00ecnh \u1ea3nh tr\u1ef1c quan s\u1ea1ch s\u1ebd.<\/p>\n<p><img alt=\"PlantUML class diagram generated using a text to diagram workflow in a diagram-as-code tool\" class=\"alignnone wp-image-854 size-full\" decoding=\"async\" height=\"792\" sizes=\"(max-width: 1264px) 100vw, 1264px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a356fb65ee33.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a356fb65ee33.png 1264w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a356fb65ee33-300x188.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a356fb65ee33-1024x642.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a356fb65ee33-768x481.png 768w\" width=\"1264\"\/><\/p>\n<p>C\u00fa ph\u00e1p c\u1ee7a n\u00f3, d\u00f9 \u0111\u00f4i khi b\u1ecb xem l\u00e0 d\u00e0i d\u00f2ng h\u01a1n, nh\u01b0ng l\u1ea1i r\u1ea5t bi\u1ec3u \u0111\u1ea1t. PlantUML m\u1eb7c \u0111\u1ecbnh s\u1eed d\u1ee5ng b\u1ed9 \u0111\u1ed9ng l\u1ef1c b\u1ed1 c\u1ee5c Graphviz, v\u1ed1n \u0111\u00e3 l\u00e0 ti\u00eau chu\u1ea9n v\u00e0ng trong b\u1ed1 c\u1ee5c \u0111\u1ed3 th\u1ecb ph\u00e2n c\u1ea5p su\u1ed1t nhi\u1ec1u th\u1eadp k\u1ef7. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ngay c\u1ea3 nh\u1eefng s\u01a1 \u0111\u1ed3 ph\u1ee9c t\u1ea1p v\u1edbi nhi\u1ec1u n\u00fat v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c v\u1ebb chuy\u00ean nghi\u1ec7p, s\u1ea1ch s\u1ebd v\u00e0 \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac t\u1ed1t.<\/p>\n<h3>C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t cho PlantUML:<\/h3>\n<ul>\n<li><strong>Ki\u1ebfn tr\u00fac doanh nghi\u1ec7p:<\/strong> Vi\u1ec7c h\u1ed7 tr\u1ee3 ArchiMate v\u00e0 C4 khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ghi ch\u00e9p c\u00e1c c\u1ea3nh quan h\u1ec7 th\u1ed1ng quy m\u00f4 l\u1edbn.<\/li>\n<li><strong>M\u00f4 h\u00ecnh h\u00f3a UML ph\u1ee9c t\u1ea1p:<\/strong> \u0110\u1ed1i v\u1edbi c\u00e1c s\u01a1 \u0111\u1ed3 l\u1edbp chi ti\u1ebft, s\u01a1 \u0111\u1ed3 th\u00e0nh ph\u1ea7n v\u00e0 s\u01a1 \u0111\u1ed3 tri\u1ec3n khai, PlantUML l\u00e0 kh\u00f4ng th\u1ec3 s\u00e1nh b\u1eb1ng.<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 l\u1edbn:<\/strong> Khi b\u1ea1n c\u1ea7n t\u1ea1o c\u00e1c s\u01a1 \u0111\u1ed3 v\u1edbi h\u01a1n 30 n\u00fat, b\u1ed9 \u0111\u1ed9ng l\u1ef1c b\u1ed1 c\u1ee5c m\u1ea1nh m\u1ebd c\u1ee7a PlantUML t\u1ecfa s\u00e1ng, gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a c\u00e1c \u0111\u01b0\u1eddng ch\u1ed3ng ch\u00e9o v\u00e0 giao nhau.<\/li>\n<li><strong>C\u00e1c \u0111\u1ed9i nh\u00f3m c\u00f3 n\u1ec1n t\u1ea3ng Java\/JetBrains:<\/strong> PlantUML t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u1edbi c\u00e1c IDE JetBrains v\u00e0 l\u00e0 c\u00f4ng c\u1ee5 quen thu\u1ed9c v\u1edbi c\u1ed9ng \u0111\u1ed3ng Java.<\/li>\n<\/ul>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Plantuml<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#plantuml:XLPBRziu4BuRy7yWieSutNMnlGgBeaxI0W6IRP6W2nJePIIDPM8fKY17ATp7V--851MHjfDB70_dyStZc_4xHs2fRzLoiLnK2fmJjxAqOFVYnt8Xn5feQB4G3sIbRe84wjgYSwcmsncTwFqvwDrXMw9TjVwZ4E7hHI4UZQo3aiNMF6AYTrD7FuackxiXR5UI_nGHvI0vuczIFE5BeGxEyeX_YGEhqXY5eADxwgq-xdvI_7LGpC4W5FIFB42GaII5gQZhIoNTRYZRWRW2aaP_GU17gMdqwpQF81MKWwS4T8DqZSHlRdMHjiWXZKPIITglU1geTvFvL3EV4PIEB5GaGcgNnlmVXqIwKcT3qjFEs6n6eC4hqskQK7ji6wywXpOhuFjvcArK-22_uzrb8Mh3bS1HRcmBb0QhpJUj3DIVhKfpZW-hDBiGxXFh4TRpeDm3jRqreUPfZCheMkPYdzF3tEX4QdVGm7UfyQc8hiT_-q2LiK1hXgZwzb1SyPJRQo3kzV0tSNpzttNqMVVMGxYJkYTqCmUrj5XHtY85kkcvJQdKzQMVqACJDi_8iod6phbrQfzWoqvVs2RHczl9RfxrKExIM6k-dTmDp_7tMLrkuwLtZNvNUFBSIaT9oa63KTvZPMmTSxV-MvvxG9hY7tg4kIZ0pANIVUIci_egXShJ0Ahg5Ij-u7aQNYCxPaW_p4Pjo__duA0Dr9mJou_a8OnF8EkiM1tiO-m3KeKQIz0JfGYsspn-ZHsVeXOrfMpghAdut4o5pgv9sDYd3y9eVkyh-iBnQ50ZymNliJEMLibR2vfvSQCV6Q2n-opHSt6ZULTB0bqXjqzvrWtJwfQB-H7uv-TwxLVd4N5S24UUcDBBXTzA_klxuE59CDzRv-BAj9rnVZC9qBNOD8t5naEQpllPcpF1XcUSr_uiChSGEt3YxGGWqvh3AeRjnqT5lwW_DBvWbdVAxBtoSZ66IxLpAarWyeTezkRrwrSvA8jRjCXDUDRoRs_f6L5CNH-ndOkDSwQIlbmnio67zVhj4OnXBhpjcDLnlShYKmnj20MPJfZjr912NF5eML32xTsG3Es0elklUjn_OTpvO-Zhy3F6yyJxixBPqSpZM95DFDibE0ot-wlcYob0AQ76u7m-UNf1yRI-OwVyW_0t\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda Plantuml trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Plantuml<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:bLVDQnj75ByBz3yCpi7AXq9pNK88aY0kaOsB5fFhQgNk3DNEgjAiSMXx2AMOqajCJo64U2DoY1sHqAINNK8E8_n_x7_IDpFxCRDQgV71HfxtzNll_TvxyiCvSsOiz2VDHhFXJfpv7DduwYCw9cboIj4lpGP2RSJu1RNGWCq8zTJBwYnD_dAGYzFaJrCoJvCp42jxXeCqZeYkSHiU-OLlOtvEyH41porMVhQG9hXfeUE0Z9JL2V_aw4PaPEjcAe1X8UCCqdX13t4Ql_DRy_Ap9TFifibRLzDO2wXRaz50jwy9w5zzJ9C5DOrgKDv1ctmDWs0oTcY6VmOwtuAWiFhDx68rFTNE6_NHbOW1pb1szvafe906EWdJ-2r3Gs5T4Qz-zvz8QKS92MLAul9F4ErVMabk0hfFkvZO98s_ijRDAaNaSp-DbrERlwVOXbf4r9EU1b1GhyNK2vHNy2lpNRH3Li8PpjdCSHbI9HdmoCKvfSbyMA4q0_4Z2BjOvxCzSwXNv9I1jtDz7RpM0HbkzLmEWfqcoppoAAHUNp75s-zOQ1I4mybO6okAUpArwiG9crVK0-4bE8mNrR4IJz23v0ogOnP20_HzCTJ74CgUyULZ05YjH5bnCuPC_4Wpt90xm8kcNSoBf4KL3x4O0fCVMNr5dxKtwl7pfnt-th5Gps5ZmtNlg5Ui9TW-hqXUoqFCOwOvWLh6KT23-lzHwJIu_qmFl3JvOBu3LRlWyiD1chmWlL0aNpzQnKGNRAeRyqsxS-mxP7AzfPcLnCQE_uWKLTcmSxvbpMrVDDVs87cXoLVFOM3s5JH1aJwPCwE6Usdoz-0gobJACcRlDRbdgcNkUKq4-3t1rNgH_hewuuiVGXv9zPQPXEZKac9WqL98ygdKC1zgV2OZyLVDfe0MFgFcK4iie1wnFS6HAY1eAanRmAFgYcI580UrDj87cB-XadIYIqV6qIQZKce2dMB-3_Kw3ZM7-mIML9z_oTkswIhVGTUyeygjRCOrJp0J4zpXKT25dvOX-ZaKDk3tCGwCmkoYVUW30GM78fZcK_GJd1AvAowTPgFsBjx_jTrMwt6RGh7KjYd1UcesrAKflMfNO5q86taNsO9x0kvYYbJXqJ4SNA2acp_htyjsxkqWiD-XMF0jt35saYKM6NgWK6wng4d1aj_etZd_QrrBF0kWX_n260lp4j6QUMNy2yILzzpktjsxjpOYXZ7n0RRumX1kyV6Tz25ds5B4GZD7GTs5_IHW2gB0cghDhTr-i8vQaH1D-1TLi3BZMdKLLOQa0HiZ5anHyAFHM4jOdKgsmXc7pHoAt_oDhyMYEK6qQOIPbkKGf75na9-5BD2CU9ZbeMfAs4-JbrFaNaLYXxqMzo2v317B3YiL3fdyvkU26S0v9sWYy89EYRtPU3Yc8_XNuZy0\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-plantuml\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">@startuml\r\n\r\nclass Th\u01b0 vi\u1ec7n {\r\n  - t\u00ean: String\r\n  - \u0111\u1ecba ch\u1ec9: String\r\n  - s\u1ed1 \u0111i\u1ec7n tho\u1ea1i: String\r\n  + th\u00eamTh\u00e0nhVi\u00ean(th\u00e0nhVi\u00ean: Th\u00e0nhVi\u00ean): void\r\n  + x\u00f3aTh\u00e0nhVi\u00ean(idTh\u00e0nhVi\u00ean: String): void\r\n  + th\u00eamS\u1ea3nPh\u1ea9m(s\u1ea3nPh\u1ea9m: Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m): void\r\n  + x\u00f3aS\u1ea3nPh\u1ea9m(idS\u1ea3nPh\u1ea9m: String): void\r\n  + m\u01b0\u1ee3nS\u1ea3nPh\u1ea9m(idTh\u00e0nhVi\u00ean: String, idS\u1ea3nPh\u1ea9m: String): boolean\r\n  + tr\u1ea3S\u1ea3nPh\u1ea9m(idS\u1ea3nPh\u1ea9m: String): boolean\r\n}\r\n\r\nclass Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m {\r\n  # idS\u1ea3nPh\u1ea9m: String\r\n  # ti\u00eau \u0111\u1ec1: String\r\n  # nh\u00e0 xu\u1ea5t b\u1ea3n: String\r\n  # n\u0103mXu\u1ea5tB\u1ea3n: int\r\n  # c\u00f3S\u1eb5n: boolean\r\n  + l\u1ea5yChiTi\u1ebft(): String\r\n  + thi\u1ebftL\u1eadpT\u00ecnhTr\u1ea1ngS\u1eb5nS\u00e0ng(tr\u1ea1ngTh\u00e1i: boolean): void\r\n}\r\n\r\nabstract class S\u00e1ch {\r\n  - isbn: String\r\n  - t\u00e1cGi\u1ea3: String\r\n  - s\u1ed1Trang: int\r\n  + l\u1ea5yT\u00e1cGi\u1ea3(): String\r\n}\r\n\r\nclass S\u00e1ch\u0110i\u1ec7nT\u1eed {\r\n  - dungL\u01b0\u1ee3ngMB: double\r\n  - \u0111\u1ecbnhD\u1ea1ng: String\r\n  - \u0111\u01b0\u1eddngD\u1eabnT\u1ea3i: String\r\n  + t\u1ea3iXu\u1ed1ng(): void\r\n}\r\n\r\nclass S\u00e1chIn {\r\n  - v\u1ecbTr\u00edK\u1ec7: String\r\n  - t\u00ecnhTr\u1ea1ng: String\r\n  + l\u1ea5yV\u1ecbTr\u00edK\u1ec7(): String\r\n}\r\n\r\nclass T\u1ea1pCh\u00ed {\r\n  - s\u1ed1Phi\u00eanB\u1ea3n: int\r\n  - s\u1ed1T\u1eadp: int\r\n  - ng\u00e0yB\u00eca: Date\r\n}\r\n\r\nclass DVD {\r\n  - th\u1eddiL\u01b0\u1ee3ngPh\u00fat: int\r\n  - \u0111\u1ea1oDi\u1ec5n: String\r\n  - ng\u00f4nNg\u1eef: String\r\n  - c\u00f3Ch\u1eefN\u1ed9iDung: boolean\r\n}\r\n\r\nclass Th\u00e0nhVi\u00ean {\r\n  - idTh\u00e0nhVi\u00ean: String\r\n  - t\u00ean: String\r\n  - email: String\r\n  - s\u1ed1 \u0111i\u1ec7n tho\u1ea1i: String\r\n  - ng\u00e0yThamGia: Date\r\n  + m\u01b0\u1ee3nS\u1ea3nPh\u1ea9m(s\u1ea3nPh\u1ea9m: Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m): boolean\r\n  + tr\u1ea3S\u1ea3nPh\u1ea9m(s\u1ea3nPh\u1ea9m: Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m): boolean\r\n  + l\u1ea5yS\u1ea3nPh\u1ea9m\u0110angM\u01b0\u1ee3n(): List\r\n}\r\n\r\nclass H\u1ed3S\u01a1M\u01b0\u1ee3n {\r\n  - idH\u1ed3S\u01a1: String\r\n  - ng\u00e0yM\u01b0\u1ee3n: Date\r\n  - ng\u00e0yTr\u1ea3H\u1ea1n: Date\r\n  - ng\u00e0yTr\u1ea3: Date\r\n  - \u0111\u00e3Qu\u00e1H\u1ea1n(): boolean\r\n  - t\u00ednhPh\u00ed(): double\r\n}\r\n\r\nclass Ph\u00ed {\r\n  - idPh\u00ed: String\r\n  - s\u1ed1Ti\u1ec1n: double\r\n  - ng\u00e0yPh\u00e1tH\u00e0nh: Date\r\n  - \u0111\u00e3ThanhTo\u00e1n: boolean\r\n  + thanhTo\u00e1nPh\u00ed(): void\r\n}\r\n\r\nclass Nh\u00e2nVi\u00eanTh\u01b0Vi\u1ec7n {\r\n  - idNh\u00e2nVi\u00ean: String\r\n  - ph\u00f2ngBan: String\r\n  + x\u1eedL\u00fdM\u01b0\u1ee3n(th\u00e0nhVi\u00ean: Th\u00e0nhVi\u00ean, s\u1ea3nPh\u1ea9m: Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m): void\r\n  + x\u1eedL\u00fdTr\u1ea3(s\u1ea3nPh\u1ea9m: Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m): void\r\n  + t\u1ea1oB\u00e1oC\u00e1o(): void\r\n  + qu\u1ea3nL\u00fdKho: void\r\n}\r\n\r\n' M\u1ed1i quan h\u1ec7 k\u1ebf th\u1eeba\r\nTh\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m &lt;|-- S\u00e1ch\r\nTh\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m &lt;|-- T\u1ea1pCh\u00ed\r\nTh\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m &lt;|-- DVD\r\nS\u00e1ch &lt;|-- S\u00e1ch\u0110i\u1ec7nT\u1eed\r\nS\u00e1ch &lt;|-- S\u00e1chIn ' T\u00ednh h\u1ee3p th\u00e0nh v\u00e0 t\u00edch h\u1ee3p Th\u01b0 vi\u1ec7n \"1\" -- \"nhi\u1ec1u\" Th\u00e0nhVi\u00ean : c\u00f3 &gt;\r\nTh\u01b0 vi\u1ec7n \"1\" -- \"nhi\u1ec1u\" Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m : ch\u1ee9a &gt;\r\nTh\u01b0 vi\u1ec7n \"1\" -- \"nhi\u1ec1u\" Nh\u00e2nVi\u00eanTh\u01b0Vi\u1ec7n : thu\u00ea &gt;\r\n\r\nTh\u00e0nhVi\u00ean \"1\" -- \"nhi\u1ec1u\" H\u1ed3S\u01a1M\u01b0\u1ee3n : c\u00f3 &gt;\r\nH\u1ed3S\u01a1M\u01b0\u1ee3n \"1\" -- \"1..*\" Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m : tham chi\u1ebfu &gt;\r\nH\u1ed3S\u01a1M\u01b0\u1ee3n \"1\" -- \"0..*\" Ph\u00ed : t\u1ea1o ra &gt;\r\n\r\n' Li\u00ean k\u1ebft\r\nNh\u00e2nVi\u00eanTh\u01b0Vi\u1ec7n --&gt; H\u1ed3S\u01a1M\u01b0\u1ee3n : qu\u1ea3n l\u00fd &gt;\r\nTh\u00e0nhVi\u00ean --&gt; H\u1ed3S\u01a1M\u01b0\u1ee3n : t\u1ea1o &gt;\r\n\r\nnote top of Th\u01b0 vi\u1ec7n : H\u1ec7 th\u1ed1ng trung t\u00e2m qu\u1ea3n l\u00fdnth\u00e0nh vi\u00ean, s\u1ea3n ph\u1ea9m v\u00e0 cho m\u01b0\u1ee3n\r\nnote right of Th\u01b0C\u1ee5cS\u1ea3nPh\u1ea9m : L\u1edbp c\u01a1 s\u1edf tr\u1eebu t\u01b0\u1ee3ngncho t\u1ea5t c\u1ea3 t\u00e0i li\u1ec7u th\u01b0 vi\u1ec7n\r\n@enduml<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:bLVDQnj75ByBz3yCpi7AXq9pNK88aY0kaOsB5fFhQgNk3DNEgjAiSMXx2AMOqajCJo64U2DoY1sHqAINNK8E8_n_x7_IDpFxCRDQgV71HfxtzNll_TvxyiCvSsOiz2VDHhFXJfpv7DduwYCw9cboIj4lpGP2RSJu1RNGWCq8zTJBwYnD_dAGYzFaJrCoJvCp42jxXeCqZeYkSHiU-OLlOtvEyH41porMVhQG9hXfeUE0Z9JL2V_aw4PaPEjcAe1X8UCCqdX13t4Ql_DRy_Ap9TFifibRLzDO2wXRaz50jwy9w5zzJ9C5DOrgKDv1ctmDWs0oTcY6VmOwtuAWiFhDx68rFTNE6_NHbOW1pb1szvafe906EWdJ-2r3Gs5T4Qz-zvz8QKS92MLAul9F4ErVMabk0hfFkvZO98s_ijRDAaNaSp-DbrERlwVOXbf4r9EU1b1GhyNK2vHNy2lpNRH3Li8PpjdCSHbI9HdmoCKvfSbyMA4q0_4Z2BjOvxCzSwXNv9I1jtDz7RpM0HbkzLmEWfqcoppoAAHUNp75s-zOQ1I4mybO6okAUpArwiG9crVK0-4bE8mNrR4IJz23v0ogOnP20_HzCTJ74CgUyULZ05YjH5bnCuPC_4Wpt90xm8kcNSoBf4KL3x4O0fCVMNr5dxKtwl7pfnt-th5Gps5ZmtNlg5Ui9TW-hqXUoqFCOwOvWLh6KT23-lzHwJIu_qmFl3JvOBu3LRlWyiD1chmWlL0aNpzQnKGNRAeRyqsxS-mxP7AzfPcLnCQE_uWKLTcmSxvbpMrVDDVs87cXoLVFOM3s5JH1aJwPCwE6Usdoz-0gobJACcRlDRbdgcNkUKq4-3t1rNgH_hewuuiVGXv9zPQPXEZKac9WqL98ygdKC1zgV2OZyLVDfe0MFgFcK4iie1wnFS6HAY1eAanRmAFgYcI580UrDj87cB-XadIYIqV6qIQZKce2dMB-3_Kw3ZM7-mIML9z_oTkswIhVGTUyeygjRCOrJp0J4zpXKT25dvOX-ZaKDk3tCGwCmkoYVUW30GM78fZcK_GJd1AvAowTPgFsBjx_jTrMwt6RGh7KjYd1UcesrAKflMfNO5q86taNsO9x0kvYYbJXqJ4SNA2acp_htyjsxkqWiD-XMF0jt35saYKM6NgWK6wng4d1aj_etZd_QrrBF0kWX_n260lp4j6QUMNy2yILzzpktjsxjpOYXZ7n0RRumX1kyV6Tz25ds5B4GZD7GTs5_IHW2gB0cghDhTr-i8vQaH1D-1TLi3BZMdKLLOQa0HiZ5anHyAFHM4jOdKgsmXc7pHoAt_oDhyMYEK6qQOIPbkKGf75na9-5BD2CU9ZbeMfAs4-JbrFaNaLYXxqMzo2v317B3YiL3fdyvkU26S0v9sWYy89EYRtPU3Yc8_XNuZy0\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#plantuml:XLPBRziu4BuRy7yWieSutNMnlGgBeaxI0W6IRP6W2nJePIIDPM8fKY17ATp7V--851MHjfDB70_dyStZc_4xHs2fRzLoiLnK2fmJjxAqOFVYnt8Xn5feQB4G3sIbRe84wjgYSwcmsncTwFqvwDrXMw9TjVwZ4E7hHI4UZQo3aiNMF6AYTrD7FuackxiXR5UI_nGHvI0vuczIFE5BeGxEyeX_YGEhqXY5eADxwgq-xdvI_7LGpC4W5FIFB42GaII5gQZhIoNTRYZRWRW2aaP_GU17gMdqwpQF81MKWwS4T8DqZSHlRdMHjiWXZKPIITglU1geTvFvL3EV4PIEB5GaGcgNnlmVXqIwKcT3qjFEs6n6eC4hqskQK7ji6wywXpOhuFjvcArK-22_uzrb8Mh3bS1HRcmBb0QhpJUj3DIVhKfpZW-hDBiGxXFh4TRpeDm3jRqreUPfZCheMkPYdzF3tEX4QdVGm7UfyQc8hiT_-q2LiK1hXgZwzb1SyPJRQo3kzV0tSNpzttNqMVVMGxYJkYTqCmUrj5XHtY85kkcvJQdKzQMVqACJDi_8iod6phbrQfzWoqvVs2RHczl9RfxrKExIM6k-dTmDp_7tMLrkuwLtZNvNUFBSIaT9oa63KTvZPMmTSxV-MvvxG9hY7tg4kIZ0pANIVUIci_egXShJ0Ahg5Ij-u7aQNYCxPaW_p4Pjo__duA0Dr9mJou_a8OnF8EkiM1tiO-m3KeKQIz0JfGYsspn-ZHsVeXOrfMpghAdut4o5pgv9sDYd3y9eVkyh-iBnQ50ZymNliJEMLibR2vfvSQCV6Q2n-opHSt6ZULTB0bqXjqzvrWtJwfQB-H7uv-TwxLVd4N5S24UUcDBBXTzA_klxuE59CDzRv-BAj9rnVZC9qBNOD8t5naEQpllPcpF1XcUSr_uiChSGEt3YxGGWqvh3AeRjnqT5lwW_DBvWbdVAxBtoSZ66IxLpAarWyeTezkRrwrSvA8jRjCXDUDRoRs_f6L5CNH-ndOkDSwQIlbmnio67zVhj4OnXBhpjcDLnlShYKmnj20MPJfZjr912NF5eML32xTsG3Es0elklUjn_OTpvO-Zhy3F6yyJxixBPqSpZM95DFDibE0ot-wlcYob0AQ76u7m-UNf1yRI-OwVyW_0t\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda PlantUML trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h2>Mermaid: Chi\u1ebfn binh th\u00e2n thi\u1ec7n v\u1edbi Markdown<\/h2>\n<p><strong>Mermaid<\/strong>\u0111\u00e3 b\u00f9ng n\u1ed5 v\u1ec1 \u0111\u1ed9 ph\u1ed5 bi\u1ebfn, ch\u1ee7 y\u1ebfu do t\u00edch h\u1ee3p s\u1eb5n trong c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 GitHub, GitLab, Notion v\u00e0 Obsidian. Ng\u1eef ph\u00e1p c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 g\u1ea7n gi\u1ed1ng v\u1edbi Markdown, khi\u1ebfn vi\u1ec7c h\u1ecdc v\u00e0 s\u1eed d\u1ee5ng tr\u1edf n\u00ean c\u1ef1c k\u1ef3 d\u1ec5 d\u00e0ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n \u0111\u00e3 quen vi\u1ebft b\u1eb1ng v\u0103n b\u1ea3n thu\u1ea7n t\u00fay.<\/p>\n<p id=\"ySGhaBA\"><img alt=\"Mermaid flowchart preview using a text to diagram editor inside a diagram-as-code tool\" class=\"alignnone wp-image-855 size-full\" decoding=\"async\" height=\"792\" sizes=\"(max-width: 1264px) 100vw, 1264px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35703b518b4.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35703b518b4.png 1264w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35703b518b4-300x188.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35703b518b4-1024x642.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35703b518b4-768x481.png 768w\" width=\"1264\"\/><\/p>\n<p>Mermaid h\u1ed7 tr\u1ee3 m\u1ed9t lo\u1ea1t c\u00e1c lo\u1ea1i s\u01a1 \u0111\u1ed3 r\u1ed9ng v\u00e0 \u0111ang ph\u00e1t tri\u1ec3n, bao g\u1ed3m s\u01a1 \u0111\u1ed3 lu\u1ed3ng, s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1, s\u01a1 \u0111\u1ed3 l\u1edbp, s\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3, s\u01a1 \u0111\u1ed3 t\u01b0 duy, C4, s\u01a1 \u0111\u1ed3 Git, Kanban v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa. Ng\u1eef ph\u00e1p c\u1ee7a n\u00f3 \u0111\u1ecdc gi\u1ed1ng nh\u01b0 danh s\u00e1ch r\u00e0ng bu\u1ed9c ho\u1eb7c m\u00e3 gi\u1ea3, \u0111i\u1ec1u m\u00e0 nhi\u1ec1u ng\u01b0\u1eddi th\u1ea5y tr\u1ef1c quan khi m\u00f4 t\u1ea3 lu\u1ed3ng quy tr\u00ecnh.<\/p>\n<h3>C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t cho Mermaid:<\/h3>\n<ul>\n<li><strong>T\u00e0i li\u1ec7u trong kho l\u01b0u tr\u1eef:<\/strong>\u0110\u1ed1i v\u1edbi c\u00e1c t\u1ec7p README, wiki v\u00e0 t\u00e0i li\u1ec7u Markdown, Mermaid l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh nh\u1edd kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb t\u00edch h\u1ee3p s\u1eb5n tr\u00ean GitHub v\u00e0 GitLab.<\/li>\n<li><strong>Th\u1eed nghi\u1ec7m nhanh v\u00e0 ph\u00e1t \u00fd t\u01b0\u1edfng:<\/strong>\u0110\u1ed9 d\u1ed1c h\u1ecdc t\u1eadp th\u1ea5p c\u1ee7a n\u00f3 khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ph\u00e1c th\u1ea3o \u00fd t\u01b0\u1edfng nhanh ch\u00f3ng. Khi b\u1ea1n y\u00eau c\u1ea7u m\u1ed9t m\u00f4 h\u00ecnh AI LLM chuy\u1ec3n \u0111\u1ed5i v\u0103n b\u1ea3n th\u00e0nh s\u01a1 \u0111\u1ed3, g\u1ea7n nh\u01b0 lu\u00f4n lu\u00f4n tr\u1ea3 v\u1ec1 c\u00fa ph\u00e1p Mermaid, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 s\u01a1 \u0111\u1ed3 m\u00e3 h\u00f3a d\u1ec5 ti\u1ebfp c\u1eadn cho t\u00e0i li\u1ec7u ph\u00e1t tri\u1ec3n nhanh.<\/li>\n<li><strong>C\u00e1c \u0111\u1ed9i ng\u0169 Agile v\u00e0 t\u1eadp trung v\u00e0o frontend:<\/strong>N\u00f3 l\u00e0 l\u1ef1a ch\u1ecdn y\u00eau th\u00edch c\u1ee7a c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n frontend v\u00e0 c\u00e1c \u0111\u1ed9i ng\u0169 Agile, nh\u1eefng ng\u01b0\u1eddi \u01b0u ti\u00ean t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u01a1n gi\u1ea3n thay v\u00ec m\u00f4 h\u00ecnh h\u00f3a doanh nghi\u1ec7p ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>H\u00e0nh tr\u00ecnh ng\u01b0\u1eddi d\u00f9ng v\u00e0 quy tr\u00ecnh \u0111\u01a1n gi\u1ea3n:<\/strong>\u0110\u1ed1i v\u1edbi s\u01a1 \u0111\u1ed3 lu\u1ed3ng v\u00e0 b\u1ea3n \u0111\u1ed3 h\u00e0nh tr\u00ecnh ng\u01b0\u1eddi d\u00f9ng, Mermaid nhanh ch\u00f3ng, s\u1ea1ch s\u1ebd v\u00e0 hi\u1ec7u qu\u1ea3.<\/li>\n<\/ul>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Mermaid<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#mermaid:eNpdkd9ugjAUh+9NfIfzAmZvsAUFFP+wBd3F0nDRtGfapLSkLRije\/fRomDkjpyv3+932l+pz+xEjYNDPJ1A90UkRZTwrc4oJWgDOSKHHXLBqISIt4JhCbPZO8yvmQXhgCpIKjRHVOzy8Ted9J65Z24\/aG+wIAvauQYI9mi8xnr9UoPTkBTl87Fc3yAme3ZC3kiEWDPXoVFda6FchcqVj5g4VElI5Bwq\/oJ4IAlASu6OpKWyoU5oNSjSQCyvsaBHpa2wsKMcx02W4yYrcjBIgx6+JFXlM+FLZ+TTcDRwQOvskJCFhDUpkKFoMUyhQNvIAHlk3dd8nFiF3w1JtexeCIbUO70J4+11f6lqpysLWVUb3SIfW2\/H1jsf3E3NBd6g0I0TCqE3z5q6fOb9DnmHu8Yo\/y79rd2RvO\/4DwW\/pJQ=\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda Mermaid trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Mermaid<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#mermaid:eNp9Uk1Kw0AU3gu9w7uAeAPF\/qqpBaG7kEWcameonWpN1NK6cOVCRLN04SJIkYiCWkXMLFxM8B5zE99MGhssmE2Y5Pt9b3b3eseEun0PmuXCAuCzajepiscD6FD5xtv4UuJqB2hPxR8EiIrvOewpccvwjz+QDxwG4Kn4y4HFxWUoDktyAvuocMfAk4+cAvWVCFKhOOJaYbw\/FV85LSykrkXNHiF3BCW7psQlg5YSF4TCkRLjKYkoEflZkiRAU45W8hXFcwAnr2gZnxGU7eQaaZ6OrlUxyyeHbRkSOEwiJ4tRNiUqOAK3C23mAsHwNySFT4UrBlNFQRlivTaToTa+d+flqgZaGyL0DkjaPwl6yMPT97M761+b9V+zLWxmaoaYNAmYEmc+eH1M7uTRWbf1rNuJjDzgbYqE8+5viHUTYsNuoP8Thw6Ke3Dg44bmCBq+kdbL2GvmaOlLIV5wEBrKwaM7PaP0b0zLcOvDZl+zfD0BEeGykkCPI70iU8E\/46jPxrFpW\/oGMtjWQApLqXlLvjN9B8QFfusoMXHyzGw0DXvLdwe49Dhk+fVoZCMt+gOC2zoN\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Mermaid in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-mermaid\"><code class=\"language-mermaid\" data-language=\"mermaid\" class=\"language-mermaid\">flowchart TD\r\n    A[Th\u1ea5y kh\u00f4ng kh\u1ecfe ho\u1eb7c c\u1ea7n l\u1eddi khuy\u00ean y t\u1ebf] --&gt; B{C\u00f3 ph\u1ea3i t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p kh\u00f4ng?}\r\n\r\n    B --&gt;|C\u00f3| C[G\u1ecdi d\u1ecbch v\u1ee5 c\u1ea5p c\u1ee9u ho\u1eb7c \u0111\u1ebfn ph\u00f2ng c\u1ea5p c\u1ee9u]\r\n    B --&gt;|Kh\u00f4ng| D[\u0110\u1eb7t l\u1ecbch h\u1eb9n b\u00e1c s\u0129]\r\n\r\n    D --&gt; E[Tham gia cu\u1ed9c h\u1eb9n]\r\n    E --&gt; F[\u0110\u00e1nh gi\u00e1 c\u1ee7a b\u00e1c s\u0129]\r\n\r\n    F --&gt; G{\u0110\u00e3 ch\u1ea9n \u0111o\u00e1n ch\u01b0a?}\r\n\r\n    G --&gt;|C\u00f3| H[K\u1ebf ho\u1ea1ch \u0111i\u1ec1u tr\u1ecb]\r\n    G --&gt;|Kh\u00f4ng| I[\u0110\u1eb7t x\u00e9t nghi\u1ec7m]\r\n\r\n    I --&gt; J[Nh\u1eadn k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m]\r\n    J --&gt; F\r\n\r\n    H --&gt; K[Th\u1ef1c hi\u1ec7n theo k\u1ebf ho\u1ea1ch \u0111i\u1ec1u tr\u1ecb]\r\n    K --&gt; L{Tri\u1ec7u ch\u1ee9ng \u0111\u00e3 c\u1ea3i thi\u1ec7n ch\u01b0a?}\r\n\r\n    L --&gt;|C\u00f3| M[Kh\u1ecfi b\u1ec7nh \/ theo d\u00f5i \u0111\u1ecbnh k\u1ef3]\r\n    L --&gt;|Kh\u00f4ng| N[Quay l\u1ea1i b\u00e1c s\u0129]\r\n    N --&gt; F<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#mermaid: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Mermaid in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#mermaid:eNpdkd9ugjAUh+9NfIfzAmZvsAUFFP+wBd3F0nDRtGfapLSkLRije\/fRomDkjpyv3+932l+pz+xEjYNDPJ1A90UkRZTwrc4oJWgDOSKHHXLBqISIt4JhCbPZO8yvmQXhgCpIKjRHVOzy8Ted9J65Z24\/aG+wIAvauQYI9mi8xnr9UoPTkBTl87Fc3yAme3ZC3kiEWDPXoVFda6FchcqVj5g4VElI5Bwq\/oJ4IAlASu6OpKWyoU5oNSjSQCyvsaBHpa2wsKMcx02W4yYrcjBIgx6+JFXlM+FLZ+TTcDRwQOvskJCFhDUpkKFoMUyhQNvIAHlk3dd8nFiF3w1JtexeCIbUO70J4+11f6lqpysLWVUb3SIfW2\/H1jsf3E3NBd6g0I0TCqE3z5q6fOb9DnmHu8Yo\/y79rd2RvO\/4DwW\/pJQ=\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda Mermaid trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h2>Graphviz: \u00d4ng t\u1ed5 c\u1ee7a b\u1ed1 c\u1ee5c t\u1ef1 \u0111\u1ed9ng<\/h2>\n<p><strong>Graphviz<\/strong>l\u00e0 c\u00f4ng c\u1ee5 l\u00e2u \u0111\u1eddi v\u00e0 \u0111\u01b0\u1ee3c kh\u1eb3ng \u0111\u1ecbnh nh\u1ea5t trong ba c\u00f4ng c\u1ee5, s\u1eed d\u1ee5ng ng\u00f4n ng\u1eef DOT. M\u1eb7c d\u00f9 c\u00fa ph\u00e1p c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p nh\u1ea5t v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 c\u00f3 \u0111\u1ed9 d\u1ed1c h\u1ecdc t\u1eadp cao, nh\u01b0ng b\u1ed9 \u0111\u1ed9ng l\u1ef1c b\u1ed1 c\u1ee5c c\u1ee7a n\u00f3 n\u1ed5i ti\u1ebfng kh\u1eafp n\u01a1i.<\/p>\n<p id=\"nonyeIx\"><img loading=\"lazy\" alt=\"Graphviz network topology generated with a text to diagram engine in a diagram-as-code tool\" class=\"alignnone wp-image-856 size-full\" decoding=\"async\" height=\"792\" loading=\"lazy\" sizes=\"auto, (max-width: 1264px) 100vw, 1264px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35708457ed3.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35708457ed3.png 1264w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35708457ed3-300x188.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35708457ed3-1024x642.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/06\/img_6a35708457ed3-768x481.png 768w\" width=\"1264\"\/><\/p>\n<p>Trong khi Mermaid v\u00e0 PlantUML t\u1eadp trung v\u00e0o vi\u1ec7c tr\u1eebu t\u01b0\u1ee3ng h\u00f3a b\u1ed1 c\u1ee5c, Graphviz cung c\u1ea5p ki\u1ec3m so\u00e1t chi ti\u1ebft trong khi d\u1ef1a v\u00e0o h\u00e0ng th\u1eadp k\u1ef7 nghi\u00ean c\u1ee9u thu\u1eadt to\u00e1n \u0111\u1ec3 t\u1ea1o ra c\u00e1c h\u00ecnh \u1ea3nh tr\u1ef1c quan s\u1ea1ch s\u1ebd, t\u1ed1i \u01b0u cho c\u00e1c \u0111\u1ed3 th\u1ecb ph\u1ee9c t\u1ea1p, m\u1ea1ng l\u01b0\u1edbi v\u00e0 c\u1ea5u tr\u00fac d\u1eef li\u1ec7u.<\/p>\n<h3>C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t cho Graphviz:<\/h3>\n<ul>\n<li><strong>C\u00e1c ki\u1ebfn tr\u00fac m\u1ea1ng ph\u1ee9c t\u1ea1p:<\/strong>\u0110\u1ed1i v\u1edbi s\u01a1 \u0111\u1ed3 m\u1ea1ng, lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0 c\u00e1c m\u1ed1i quan h\u1ec7 ph\u1ee5 thu\u1ed9c ph\u1ee9c t\u1ea1p, Graphviz l\u00e0 v\u00f4 \u0111\u1ecbch.<\/li>\n<li><strong>C\u00e1c \u0111\u1ed3 th\u1ecb phi tuy\u1ebfn v\u00e0 ph\u1ee9c t\u1ea1p:<\/strong>Khi s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n kh\u00f4ng ph\u1ea3i l\u00e0 lu\u1ed3ng tuy\u1ebfn t\u00ednh \u0111\u01a1n gi\u1ea3n m\u00e0 l\u00e0 m\u1ed9t m\u1ea1ng l\u01b0\u1edbi d\u00e0y \u0111\u1eb7c c\u00e1c m\u1ed1i quan h\u1ec7, thu\u1eadt to\u00e1n c\u1ee7a Graphviz c\u00f3 th\u1ec3 x\u1eed l\u00fd n\u00f3 m\u1ed9t c\u00e1ch tuy\u1ec7t v\u1eddi.<\/li>\n<li><strong>M\u1ee5c \u0111\u00edch h\u1ecdc thu\u1eadt v\u00e0 nghi\u00ean c\u1ee9u:<\/strong>\u0110\u1ed9 ch\u00ednh x\u00e1c v\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t b\u1ed1 c\u1ee5c khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn y\u00eau th\u00edch trong m\u00f4i tr\u01b0\u1eddng h\u1ecdc thu\u1eadt \u0111\u1ec3 tr\u1ef1c quan h\u00f3a c\u00e1c \u0111\u1ed3 th\u1ecb t\u00ednh to\u00e1n, t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 c\u00e2y quy\u1ebft \u0111\u1ecbnh.<\/li>\n<\/ul>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#graphviz:eNqNVE1v2kAQvVfqfxi5l0QCAoQSqsiVyHdSkhKImkPaw3p3jFdZdq3ZBUKr\/veOcSBOegg+rOzx2\/fevhlb6QmJPIMTTSgDqhsMC0eP56vin48fgK\/U2WDFFOPoAs0cg5ai1ictTM0L6+seSadRCTUiQRNHJ9oH0smMCeFCT7J6fy40v9NGhyXcYwJjpLmW6OHUTrRFGLlZ0HYCdy53xk2WVT7jZByF6MWM178xbnXLAgn7qDTFg9FhWSjXvT04Ny4RBk4NTtEGGIelKSS+z5FIK\/Ql0DqF8LDVGWvgM5FjnLgnvmU6hqfaGFQ1cjOrUDFEsn+Ko08tbH\/ZT7hQINbFtJeKVHIxR7vQKmRxuwZTQZxBHDUb7Vqz0Yp+lcZQTbY3thbodg46vaQq0Gp8roEgcotVbM1Gj\/k3GT33AW7cJpDBES8Pz53s26UUPsDACQVHwggrkX7anRt2\/ASnbHF3E4t009xZjvr1mROB3bSaTLPd68iD9TH7ed7ayF1rSc4\/e7q0PhR60C8E2eDVmMdlrsnZVUOL0m6Fpv0OzRHTnDsYzWzQU37UVpBGv6EYodJ+w3Fp69c4dbSEYyEzLFdmKFHfcFn\/IcwMYUiaG7isxFCMmUJ603mUSu1XUsBWS3V6a+2TaugjNCJoZ3l4h0iePyZk\/6w9dD5MCMe3AxhnghQMnTPvKSdJeqCa1cnsiv2OiKpj0CeZ6cB\/gBkVX0wxeWsTPtP5y2TUv75uGJw5WhROdu77Z3CcoXxExYkevtnR3nbHip33vG4G3M5w3YkqtL09dMXKMW9wIxRq75742FAEesc\/Ei9k+I9+2z1\/\/wE8uKfi\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda Graphviz trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Graphviz<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-graphviz\"><code class=\"language-graphviz\" data-language=\"graphviz\" class=\"language-graphviz\">digraph DirectedNetworkGraph {\r\n    fontname=\"Helvetica,Arial,sans-serif\"\r\n    label=\"Topo \u0111\u1ecbnh tuy\u1ebfn \u0111\u1ed9ng c\u01a1 d\u1ecbch v\u1ee5 web ph\u00e2n t\u00e1n \u0111\u1ed9 s\u1eb5n s\u00e0ng cao\"\r\n    labelloc=\"t\"\r\n    fontsize=16\r\n    rankdir=LR;\r\n    \r\n    \/\/ Ghi \u0111\u00e8 ki\u1ec3u d\u00e1ng to\u00e0n c\u1ee5c\r\n    node [fontname=\"Helvetica,Arial,sans-serif\", shape=box, style=\"filled,rounded\", color=\"#1e293b\", fillcolor=\"#f8fafc\", penwidth=2, margin=\"0.2,0.1\"]\r\n    edge [fontname=\"Helvetica,Arial,sans-serif\", color=\"#64748b\", penwidth=1.5, arrowsize=0.8]\r\n\r\n    \/\/ N\u00fat d\u1ecbch v\u1ee5\r\n    LB   [label=\"C\u00e2n b\u1eb1ng t\u1ea3i Anycastn(Nginx Edge)\", shape=component, fillcolor=\"#bae6fd\", color=\"#0284c7\"]\r\n    App1 [label=\"Th\u1ef1c th\u1ec3 Microservice An(M\u00f4i tr\u01b0\u1eddng NodeJS Node)\"]\r\n    App2 [label=\"Th\u1ef1c th\u1ec3 Microservice Bn(Binaries Runtime Go)\"]\r\n    Redis [label=\"B\u1ed9 nh\u1edb \u0111\u1ec7m trong RAMn(C\u01a1 s\u1edf d\u1eef li\u1ec7u Redis kh\u00f3a-gi\u00e1 tr\u1ecb ch\u00ednh)\", shape=cylinder, fillcolor=\"#fecdd3\", color=\"#e11d48\"]\r\n    DB   [label=\"B\u1ec1n v\u1eefng quan h\u1ec7n(\u0110\u1ed9i chia s\u1ebb PostgreSQL)\", shape=cylinder, fillcolor=\"#bbf7d0\", color=\"#16a34a\"]\r\n\r\n    \/\/ M\u1ed1i quan h\u1ec7 c\u1ea1nh ki\u1ebfn tr\u00fac\r\n    LB -&gt; App1 [label=\"Chuy\u1ec3n ti\u1ebfp (\u0111\u00e3 ki\u1ec3m tra WAF)\"];\r\n    LB -&gt; App2 [label=\"Chuy\u1ec3n ti\u1ebfp (\u0111\u00e3 ki\u1ec3m tra WAF)\"];\r\n    App1 -&gt; Redis [label=\"Truy v\u1ea5n b\u1ed9 nh\u1edb \u0111\u1ec7m\"];\r\n    App2 -&gt; Redis [label=\"Truy v\u1ea5n b\u1ed9 nh\u1edb \u0111\u1ec7m\"];\r\n    App1 -&gt; DB [label=\"\u0110\u1ecdc\/ghi giao d\u1ecbch SQL\"];\r\n    App2 -&gt; DB [label=\"\u0110\u1ecdc\/ghi giao d\u1ecbch SQL\"];\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda Graphviz trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h2>Tr\u1ea3i nghi\u1ec7m VPasCode th\u1ed1ng nh\u1ea5t<\/h2>\n<p>V\u1eady th\u00ec, b\u1ea1n n\u00ean ch\u1ecdn c\u00e1i n\u00e0o? C\u00e2u tr\u1ea3 l\u1eddi th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o n\u01a1i bi\u1ec3u \u0111\u1ed3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 m\u1ee9c \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a n\u00f3. Quy t\u1eafc quy\u1ebft \u0111\u1ecbnh trong 60 gi\u00e2y th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u01b0a ra nh\u01b0 sau: n\u1ebfu c\u1ea7n hi\u1ec3n th\u1ecb tr\u00ean GitHub, h\u00e3y d\u00f9ng Mermaid; n\u1ebfu l\u00e0 bi\u1ec3u \u0111\u1ed3 l\u1edbp ph\u1ee9c t\u1ea1p ho\u1eb7c bi\u1ec3u \u0111\u1ed3 tri\u1ec3n khai, h\u00e3y d\u00f9ng PlantUML; n\u1ebfu l\u00e0 m\u1ea1ng l\u01b0\u1edbi ph\u1ee9c t\u1ea1p, h\u00e3y d\u00f9ng Graphviz.<\/p>\n<p>\u0110i\u1ec3m \u0111\u1eb9p c\u1ee7a <strong>VPasCode<\/strong> l\u00e0 b\u1ea1n kh\u00f4ng c\u00f2n ph\u1ea3i ch\u1ecdn ch\u1ec9 m\u1ed9t cho to\u00e0n b\u1ed9 d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh. B\u1ea1n c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng th\u1ebf m\u1ea1nh c\u1ee7a c\u1ea3 ba. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y <strong>ti\u1ebfp c\u1eadn th\u1ed1ng nh\u1ea5t<\/strong> kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m th\u1eddi gian m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n trong t\u00e0i li\u1ec7u c\u1ee7a b\u1ea1n. B\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c xem tr\u01b0\u1edbc t\u1ee9c th\u00ec, <a href=\"https:\/\/www.vpascode.com\/never-get-stuck-on-syntax-again-ai-error-fixing-in-vpascode\/\">s\u1eeda l\u1ed7i h\u1ed7 tr\u1ee3 b\u1edfi AI<\/a>, v\u00e0 chia s\u1ebb d\u1ec5 d\u00e0ng qua URL, t\u1ea5t c\u1ea3 \u0111\u1ec1u n\u1eb1m trong m\u1ed9t giao di\u1ec7n hi\u1ec7n \u0111\u1ea1i duy nh\u1ea5t.<\/p>\n<p>H\u01a1n n\u1eefa, khi b\u1ea1n c\u1ea7n n\u00e2ng c\u1ea5p bi\u1ec3u \u0111\u1ed3 c\u1ee7a m\u00ecnh l\u00ean m\u1ee9c \u0111\u1ed9 cao h\u01a1n \u0111\u1ec3 c\u00f3 t\u00e0i li\u1ec7u chi ti\u1ebft v\u00e0 h\u1ee3p t\u00e1c t\u1ed1t h\u01a1n, VPasCode t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u1edbi <strong>Visual Paradigm OpenDocs<\/strong>. B\u1ea1n c\u00f3 th\u1ec3 <a href=\"https:\/\/www.vpascode.com\/seamlessly-connect-diagrams-to-documentation-with-opendocs\/\">g\u1eedi bi\u1ec3u \u0111\u1ed3 c\u1ee7a b\u1ea1n tr\u1ef1c ti\u1ebfp \u0111\u1ebfn OpenDocs<\/a> \u0111\u1ec3 tinh ch\u1ec9nh v\u00e0 t\u00e0i li\u1ec7u h\u00f3a th\u00eam, t\u1ea1o n\u00ean m\u1ed9t quy tr\u00ecnh t\u00e0i li\u1ec7u h\u00f3a m\u1ea1nh m\u1ebd, to\u00e0n di\u1ec7n.<\/p>\n<p>S\u1eb5n s\u00e0ng tr\u1ea3i nghi\u1ec7m s\u1ee9c m\u1ea1nh c\u1ee7a c\u00f4ng c\u1ee5 bi\u1ec3u \u0111\u1ed3 m\u00e3 h\u00f3a th\u1ed1ng nh\u1ea5t v\u00e0 chuy\u1ec3n \u0111\u1ed5i v\u0103n b\u1ea3n th\u00e0nh bi\u1ec3u \u0111\u1ed3 m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng? H\u00e3y th\u1eed VPasCode ngay h\u00f4m nay\u2014c\u00e1c t\u00ednh n\u0103ng ch\u1ec9nh s\u1eeda v\u00e0 hi\u1ec3n th\u1ecb c\u1ed1t l\u00f5i ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed.<\/p>\n<h3 style=\"margin-top: 0; margin-bottom: 12px; font-size: 20px; color: #0f172a;\">X\u00e2y d\u1ef1ng bi\u1ec3u \u0111\u1ed3 nhanh h\u01a1n v\u1edbi VPasCode<\/h3>\n<p style=\"margin-bottom: 20px; color: #334155; line-height: 1.6;\">Chuy\u1ec3n \u0111\u1ed5i v\u0103n b\u1ea3n th\u00e0nh bi\u1ec3u \u0111\u1ed3 ngay l\u1eadp t\u1ee9c v\u1edbi c\u00f4ng c\u1ee5 m\u00e3 h\u00f3a bi\u1ec3u \u0111\u1ed3 th\u1ed1ng nh\u1ea5t c\u1ee7a ch\u00fang t\u00f4i h\u1ed7 tr\u1ee3 PlantUML, Mermaid v\u00e0 Graphviz.<\/p>\n<p><a href=\"https:\/\/www.vpascode.com\/\" style=\"display: inline-block; padding: 12px 24px; background-color: #0284c7; color: #ffffff; text-decoration: none; border-radius: 4px; font-weight: 600;\">B\u1eaft \u0111\u1ea7u m\u00e3 h\u00f3a bi\u1ec3u \u0111\u1ed3 mi\u1ec5n ph\u00ed<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong th\u1ebf gi\u1edbi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, m\u1ed9t b\u1ee9c tranh th\u1ef1c s\u1ef1 \u0111\u00e1ng gi\u00e1 ng\u00e0n l\u1eddi. C\u00e1c s\u01a1 \u0111\u1ed3 ki\u1ebfn tr\u00fac, s\u01a1 \u0111\u1ed3 lu\u1ed3ng v\u00e0 s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ec3 ghi ch\u00e9p, l\u1eadp k\u1ebf ho\u1ea1ch v\u00e0 truy\u1ec1n&#8230;<\/p>\n","protected":false},"author":4,"featured_media":1951,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[19],"tags":[],"class_list":["post-1950","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials-guides"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PlantUML vs Mermaid vs Graphviz | Text to Diagram with VPasCode<\/title>\n<meta name=\"description\" content=\"Compare PlantUML, Mermaid, and Graphviz to choose the best format. 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