{"id":10410,"date":"2025-12-02T15:29:16","date_gmt":"2025-12-02T07:29:16","guid":{"rendered":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/"},"modified":"2026-04-14T18:58:06","modified_gmt":"2026-04-14T10:58:06","slug":"mastering-the-uml-class-diagram-syntax-and-examples","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/","title":{"rendered":"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 l\u1edbp UML: Ng\u1eef ph\u00e1p v\u00e0 v\u00ed d\u1ee5"},"content":{"rendered":"<p data-end=\"617\" data-start=\"247\">C\u00e1c <a href=\"https:\/\/chat.visual-paradigm.com\/diagram\/uml-class-diagram\/\">S\u01a1 \u0111\u1ed3 l\u1edbp UML<\/a>th\u01b0\u1eddng l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u c\u1ee7a thi\u1ebft k\u1ebf h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng. N\u00f3 ghi l\u1ea1i t\u1eeb v\u1ef1ng c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng \u2014 c\u00e1c l\u1edbp, thu\u1ed9c t\u00ednh c\u1ee7a ch\u00fang, h\u00e0nh vi v\u00e0 c\u00e1c m\u1ed1i quan h\u1ec7 k\u1ebft n\u1ed1i ch\u00fang l\u1ea1i v\u1edbi nhau. D\u00f9 b\u1ea1n \u0111ang v\u1ebd m\u00f4 h\u00ecnh kh\u00e1i ni\u1ec7m hay x\u00e2y d\u1ef1ng b\u1ea3n v\u1ebd chi ti\u1ebft cho vi\u1ec7c tri\u1ec3n khai, vi\u1ec7c hi\u1ec3u ng\u1eef ph\u00e1p c\u1ee7a s\u01a1 \u0111\u1ed3 l\u1edbp l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\n<p data-end=\"756\" data-start=\"619\">H\u01b0\u1edbng d\u1eabn n\u00e0y \u0111i qua c\u00e1c k\u00fd hi\u1ec7u ch\u00ednh, c\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 ch\u00ednh v\u00e0 c\u00e1c v\u00ed d\u1ee5 r\u00f5 r\u00e0ng gi\u00fap k\u1ebft n\u1ed1i UML v\u1edbi c\u00e1c v\u1ea5n \u0111\u1ec1 thi\u1ebft k\u1ebf h\u00e0ng ng\u00e0y.<\/p>\n<p data-end=\"756\" data-start=\"619\"><img decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/00f9ff6c-3d58-4b11-a334-9ece154a6ccf\/class-diagram-design\/class-diagram-order-process.png\"\/><\/p>\n<h2 data-end=\"797\" data-start=\"763\">S\u01a1 \u0111\u1ed3 l\u1edbp bi\u1ec3u di\u1ec5n \u0111i\u1ec1u g\u00ec<\/h2>\n<p data-end=\"961\" data-start=\"799\">S\u01a1 \u0111\u1ed3 l\u1edbp m\u00f4 t\u1ea3 <strong data-end=\"845\" data-start=\"825\">c\u1ea5u tr\u00fac t\u0129nh<\/strong>. Kh\u00e1c v\u1edbi c\u00e1c s\u01a1 \u0111\u1ed3 h\u00e0nh vi, n\u00f3 kh\u00f4ng t\u1eadp trung v\u00e0o lu\u1ed3ng hay th\u1eddi gian. Thay v\u00e0o \u0111\u00f3, n\u00f3 gi\u1ea3i th\u00edch c\u00e1ch h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c:<\/p>\n<ul>\n<li data-end=\"985\" data-start=\"965\">C\u00e1c l\u1edbp n\u00e0o t\u1ed3n t\u1ea1i<\/li>\n<li data-end=\"1009\" data-start=\"988\">D\u1eef li\u1ec7u m\u00e0 ch\u00fang l\u01b0u tr\u1eef<\/li>\n<li data-end=\"1042\" data-start=\"1012\">C\u00e1c thao t\u00e1c m\u00e0 ch\u00fang th\u1ef1c hi\u1ec7n<\/li>\n<li data-end=\"1084\" data-start=\"1045\">Ch\u00fang \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau nh\u01b0 th\u1ebf n\u00e0o<\/li>\n<\/ul>\n<p data-end=\"1199\" data-start=\"1086\">N\u00f3 l\u00e0 n\u1ec1n t\u1ea3ng c\u1ee7a nhi\u1ec1u m\u00f4 h\u00ecnh UML v\u00ec n\u00f3 h\u00ecnh th\u1ee9c h\u00f3a t\u01b0 duy h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng theo c\u00e1ch tr\u1ef1c quan v\u00e0 c\u00f3 c\u1ea5u tr\u00fac.<\/p>\n<h2 data-end=\"1245\" data-start=\"1206\">Ng\u1eef ph\u00e1p s\u01a1 \u0111\u1ed3 l\u1edbp: Nh\u1eefng \u0111i\u1ec1u c\u1ea7n thi\u1ebft<\/h2>\n<h3 data-end=\"1272\" data-start=\"1247\"><strong data-end=\"1272\" data-start=\"1251\">K\u00fd hi\u1ec7u l\u1edbp<\/strong><\/h3>\n<p data-end=\"1343\" data-start=\"1273\">M\u1ed9t l\u1edbp \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt chia th\u00e0nh t\u1ed1i \u0111a ba ng\u0103n:<\/p>\n<ol>\n<li data-end=\"1376\" data-start=\"1348\"><strong data-end=\"1362\" data-start=\"1348\">T\u00ean l\u1edbp<\/strong> (b\u1eaft bu\u1ed9c)<\/li>\n<li data-end=\"1407\" data-start=\"1380\"><strong data-end=\"1394\" data-start=\"1380\">Thu\u1ed9c t\u00ednh<\/strong> (t\u00f9y ch\u1ecdn)<\/li>\n<li data-end=\"1436\" data-start=\"1411\"><strong data-end=\"1425\" data-start=\"1411\">Thao t\u00e1c<\/strong> (t\u00f9y ch\u1ecdn)<\/li>\n<\/ol>\n<p data-end=\"1446\" data-start=\"1438\">V\u00ed d\u1ee5:<\/p>\n<div class=\"contain-inline-size rounded-2xl relative bg-token-sidebar-surface-primary\">\n<div class=\"sticky top-9\">\n<div class=\"absolute end-0 bottom-0 flex h-9 items-center pe-2\">\n<div class=\"bg-token-bg-elevated-secondary text-token-text-secondary flex items-center gap-4 rounded-sm px-2 font-sans text-xs\">\n<p id=\"aWTJIKr\"><img alt=\"\" class=\"alignnone size-full wp-image-14219\" decoding=\"async\" height=\"208\" loading=\"lazy\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/img_692e91d9e27ce.png\" width=\"255\"\/><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h3 data-end=\"1699\" data-start=\"1678\"><strong data-end=\"1699\" data-start=\"1682\">Thu\u1ed9c t\u00ednh<\/strong><\/h3>\n<p data-end=\"1743\" data-start=\"1700\">C\u00e1c thu\u1ed9c t\u00ednh m\u00f4 t\u1ea3 tr\u1ea1ng th\u00e1i c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng.<\/p>\n<p data-end=\"1752\" data-start=\"1745\">Ng\u1eef ph\u00e1p:<\/p>\n<p data-end=\"1752\" data-start=\"1745\"><span style=\"background-color: #f2f4f5; color: #222222; font-family: Monaco, Consolas, 'Andale Mono', 'DejaVu Sans Mono', monospace; font-size: 0.9375rem;\">\u0111\u1ed9 kh\u1ea3 ki\u1ebfn <\/span><span class=\"hljs-type\" style=\"color: #222222; font-family: Monaco, Consolas, 'Andale Mono', 'DejaVu Sans Mono', monospace; font-size: 0.9375rem;\">t\u00ean<\/span><span style=\"background-color: #f2f4f5; color: #222222; font-family: Monaco, Consolas, 'Andale Mono', 'DejaVu Sans Mono', monospace; font-size: 0.9375rem;\"> : <\/span><span class=\"hljs-keyword\" style=\"color: #222222; font-family: Monaco, Consolas, 'Andale Mono', 'DejaVu Sans Mono', monospace; font-size: 0.9375rem;\">ki\u1ec3u<\/span><span style=\"background-color: #f2f4f5; color: #222222; font-family: Monaco, Consolas, 'Andale Mono', 'DejaVu Sans Mono', monospace; font-size: 0.9375rem;\"> = <\/span><span class=\"hljs-keyword\" style=\"color: #222222; font-family: Monaco, Consolas, 'Andale Mono', 'DejaVu Sans Mono', monospace; font-size: 0.9375rem;\">m\u1eb7c \u0111\u1ecbnh<\/span><\/p>\n<p data-end=\"1814\" data-start=\"1795\">K\u00fd hi\u1ec7u quy\u1ec1n truy c\u1eadp:<\/p>\n<ul>\n<li data-end=\"1829\" data-start=\"1817\"><code data-end=\"1820\" data-start=\"1817\">+<\/code> c\u00f4ng khai<\/li>\n<li data-end=\"1845\" data-start=\"1832\"><code data-end=\"1835\" data-start=\"1832\">-<\/code> ri\u00eang t\u01b0<\/li>\n<li data-end=\"1863\" data-start=\"1848\"><code data-end=\"1851\" data-start=\"1848\">#<\/code> \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7<\/li>\n<\/ul>\n<p data-end=\"1873\" data-start=\"1865\">V\u00ed d\u1ee5:<\/p>\n<p data-end=\"1873\" data-start=\"1865\"><img alt=\"Attributes-example\" class=\"alignnone wp-image-14220 size-full\" decoding=\"async\" height=\"103\" loading=\"lazy\" sizes=\"auto, (max-width: 569px) 100vw, 569px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Attributes-example.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Attributes-example.png 569w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Attributes-example-300x54.png 300w\" width=\"569\"\/><\/p>\n<div class=\"contain-inline-size rounded-2xl relative bg-token-sidebar-surface-primary\">\n<div class=\"sticky top-9\">\n<div class=\"absolute end-0 bottom-0 flex h-9 items-center pe-2\">\n<h3 class=\"bg-token-bg-elevated-secondary text-token-text-secondary flex items-center gap-4 rounded-sm px-2 font-sans text-xs\"><strong>Thao t\u00e1c<\/strong><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<p data-end=\"2000\" data-start=\"1935\">C\u00e1c thao t\u00e1c bi\u1ec3u di\u1ec5n h\u00e0nh vi ho\u1eb7c d\u1ecbch v\u1ee5 m\u00e0 l\u1edbp cung c\u1ea5p.<\/p>\n<p data-end=\"2009\" data-start=\"2002\">Ng\u1eef ph\u00e1p:<\/p>\n<div class=\"contain-inline-size rounded-2xl relative bg-token-sidebar-surface-primary\">\n<div class=\"overflow-y-auto p-4\" dir=\"ltr\"><code class=\"whitespace-pre!\"><span class=\"hljs-attribute\">quy\u1ec1n truy c\u1eadp<\/span> <span class=\"hljs-built_in\">t\u00ean<\/span>(danh s\u00e1ch tham s\u1ed1) : ki\u1ec3u tr\u1ea3 v\u1ec1<br \/>\n<\/code><\/div>\n<\/div>\n<p data-end=\"2071\" data-start=\"2063\">V\u00ed d\u1ee5:<\/p>\n<div class=\"contain-inline-size rounded-2xl relative bg-token-sidebar-surface-primary\">\n<div class=\"sticky top-9\">\n<div class=\"absolute end-0 bottom-0 flex h-9 items-center pe-2\">\n<div class=\"bg-token-bg-elevated-secondary text-token-text-secondary flex items-center gap-4 rounded-sm px-2 font-sans text-xs\"><img alt=\"Operations example\" class=\"alignnone size-full wp-image-14222\" decoding=\"async\" height=\"103\" loading=\"lazy\" sizes=\"auto, (max-width: 569px) 100vw, 569px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Operations-example.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Operations-example.png 569w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Operations-example-300x54.png 300w\" width=\"569\"\/><\/div>\n<\/div>\n<\/div>\n<\/div>\n<h2 data-end=\"2163\" data-start=\"2124\">C\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 trong s\u01a1 \u0111\u1ed3 l\u1edbp<\/h2>\n<p data-end=\"2325\" data-start=\"2165\">S\u1ee9c m\u1ea1nh c\u1ee7a s\u01a1 \u0111\u1ed3 l\u1edbp \u0111\u1ebfn t\u1eeb c\u00e1c k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c l\u1edbp. C\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00f4 t\u1ea3 c\u00e1ch c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng t\u01b0\u01a1ng t\u00e1c ho\u1eb7c ph\u1ee5 thu\u1ed9c l\u1eabn nhau.<\/p>\n<h3 data-end=\"2354\" data-start=\"2332\"><strong data-end=\"2354\" data-start=\"2336\">Li\u00ean k\u1ebft<\/strong><\/h3>\n<p data-end=\"2410\" data-start=\"2355\">M\u1ed9t li\u00ean k\u1ebft th\u1ec3 hi\u1ec7n m\u1ed9t m\u1ed1i li\u00ean k\u1ebft c\u1ea5u tr\u00fac gi\u1eefa c\u00e1c l\u1edbp.<\/p>\n<ul>\n<li data-end=\"2477\" data-start=\"2414\">C\u00f3 th\u1ec3 bao g\u1ed3m<strong data-end=\"2435\" data-start=\"2426\">vai tr\u00f2<\/strong>, <strong data-end=\"2455\" data-start=\"2437\">s\u1ed1 l\u01b0\u1ee3ng<\/strong>, ho\u1eb7c<strong data-end=\"2476\" data-start=\"2460\">kh\u1ea3 n\u0103ng \u0111i\u1ec1u h\u01b0\u1edbng<\/strong>.<\/li>\n<li data-end=\"2520\" data-start=\"2480\">Bi\u1ec3u di\u1ec5n m\u1ed1i li\u00ean k\u1ebft \u1ed5n \u0111\u1ecbnh, d\u00e0i h\u1ea1n.<\/li>\n<\/ul>\n<p data-end=\"2567\" data-start=\"2522\">V\u00ed d\u1ee5:<br data-end=\"2533\" data-start=\"2530\"\/>M\u1ed9t <em data-end=\"2545\" data-start=\"2535\">Kh\u00e1ch h\u00e0ng<\/em> \u0111\u1eb7t nhi\u1ec1u <em data-end=\"2566\" data-start=\"2558\">\u0110\u01a1n h\u00e0ng<\/em>.<\/p>\n<div class=\"contain-inline-size rounded-2xl relative bg-token-sidebar-surface-primary\">\n<div class=\"overflow-y-auto p-4\" dir=\"ltr\"><code class=\"whitespace-pre!\">Kh\u00e1ch h\u00e0ng <span class=\"hljs-number\">1<\/span> ----- * <span class=\"hljs-attribute\">\u0110\u01a1n h\u00e0ng<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<h3 data-end=\"2630\" data-start=\"2608\"><strong data-end=\"2630\" data-start=\"2612\">Aggregation<\/strong><\/h3>\n<p data-end=\"2721\" data-start=\"2631\">Aggregation bi\u1ec3u di\u1ec5n m\u1ed9t m\u1ed1i quan h\u1ec7 \u201cto\u00e0n th\u1ec3\u2013ph\u1ea7n\u201d trong \u0111\u00f3 ph\u1ea7n c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u0111\u1ed9c l\u1eadp.<\/p>\n<p data-end=\"2774\" data-start=\"2723\">\u0110\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u b\u1eb1ng m\u1ed9t <strong data-end=\"2755\" data-start=\"2737\">h\u00ecnh kim c\u01b0\u01a1ng r\u1ed7ng<\/strong>\u1edf ph\u00eda to\u00e0n th\u1ec3.<\/p>\n<p data-end=\"2859\" data-start=\"2776\">V\u00ed d\u1ee5:<br data-end=\"2787\" data-start=\"2784\"\/>M\u1ed9t <em data-end=\"2795\" data-start=\"2789\">\u0110\u1ed9i<\/em> c\u00f3 nhi\u1ec1u <em data-end=\"2818\" data-start=\"2809\">C\u1ea7u th\u1ee7<\/em>, nh\u01b0ng c\u00e1c c\u1ea7u th\u1ee7 c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i b\u00ean ngo\u00e0i \u0111\u1ed9i.<\/p>\n<h3 data-end=\"2888\" data-start=\"2866\"><strong data-end=\"2888\" data-start=\"2870\">Composition<\/strong><\/h3>\n<p data-end=\"2968\" data-start=\"2889\">M\u1ed9t d\u1ea1ng m\u1ea1nh h\u01a1n c\u1ee7a Aggregation, trong \u0111\u00f3 v\u00f2ng \u0111\u1eddi c\u1ee7a ph\u1ea7n ph\u1ee5 thu\u1ed9c v\u00e0o to\u00e0n th\u1ec3.<\/p>\n<p data-end=\"3003\" data-start=\"2970\">\u0110\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u b\u1eb1ng m\u1ed9t <strong data-end=\"3002\" data-start=\"2984\">h\u00ecnh kim c\u01b0\u01a1ng \u0111\u1ea7y<\/strong>.<\/p>\n<p data-end=\"3100\" data-start=\"3005\">V\u00ed d\u1ee5:<br data-end=\"3016\" data-start=\"3013\"\/>M\u1ed9t <em data-end=\"3026\" data-start=\"3019\">\u0110\u01a1n h\u00e0ng<\/em> ch\u1ee9a <em data-end=\"3047\" data-start=\"3036\">\u0110\u01a1n h\u00e0ng chi ti\u1ebft<\/em> s\u1ea3n ph\u1ea9m, v\u00e0 vi\u1ec7c x\u00f3a \u0111\u01a1n h\u00e0ng s\u1ebd x\u00f3a t\u1ea5t c\u1ea3 c\u00e1c d\u00f2ng c\u1ee7a n\u00f3.<\/p>\n<h3 data-end=\"3146\" data-start=\"3107\"><strong data-end=\"3146\" data-start=\"3111\">T\u1ed5ng qu\u00e1t h\u00f3a (K\u1ebf th\u1eeba)<\/strong><\/h3>\n<p data-end=\"3184\" data-start=\"3147\">Cho th\u1ea5y m\u1ed9t l\u1edbp m\u1edf r\u1ed9ng t\u1eeb m\u1ed9t l\u1edbp kh\u00e1c.<\/p>\n<ul>\n<li data-end=\"3225\" data-start=\"3188\">M\u0169i t\u00ean ch\u1ec9 v\u1ec1 l\u1edbp cha.<\/li>\n<li data-end=\"3280\" data-start=\"3228\">\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chia s\u1ebb thu\u1ed9c t\u00ednh v\u00e0 h\u00e0nh vi \u0111a h\u00ecnh.<\/li>\n<\/ul>\n<p data-end=\"3320\" data-start=\"3282\">V\u00ed d\u1ee5:<br data-end=\"3293\" data-start=\"3290\"\/><code data-end=\"3308\" data-start=\"3293\">T\u00e0i kho\u1ea3n ti\u1ebft ki\u1ec7m<\/code> \u2192 <code data-end=\"3320\" data-start=\"3311\">T\u00e0i kho\u1ea3n<\/code><\/p>\n<h3 data-end=\"3348\" data-start=\"3327\"><strong data-end=\"3348\" data-start=\"3331\">Ph\u1ee5 thu\u1ed9c<\/strong><\/h3>\n<p data-end=\"3432\" data-start=\"3349\">Ch\u1ec9 ra r\u1eb1ng m\u1ed9t l\u1edbp s\u1eed d\u1ee5ng ho\u1eb7c ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t l\u1edbp kh\u00e1c t\u1ea1m th\u1eddi (v\u00ed d\u1ee5: m\u1ed9t tham s\u1ed1).<\/p>\n<p data-end=\"3466\" data-start=\"3434\">Th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n b\u1eb1ng m\u0169i t\u00ean g\u1ea1ch ngang.<\/p>\n<h3 data-end=\"3495\" data-start=\"3473\"><strong data-end=\"3495\" data-start=\"3477\">Th\u1ef1c hi\u1ec7n<\/strong><\/h3>\n<p data-end=\"3538\" data-start=\"3496\">\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng khi m\u1ed9t l\u1edbp tri\u1ec3n khai m\u1ed9t giao di\u1ec7n.<\/p>\n<hr data-end=\"3543\" data-start=\"3540\"\/>\n<h2 data-end=\"3582\" data-start=\"3545\">C\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u1ec1 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng<\/h2>\n<p data-end=\"3695\" data-start=\"3584\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c t\u00ecnh hu\u1ed1ng \u0111\u01a1n gi\u1ea3n nh\u01b0ng th\u1ef1c t\u1ebf minh h\u1ecda c\u00e1ch c\u00fa ph\u00e1p s\u01a1 \u0111\u1ed3 l\u1edbp xu\u1ea5t hi\u1ec7n trong c\u00f4ng vi\u1ec7c thi\u1ebft k\u1ebf th\u1ef1c t\u1ebf.<\/p>\n<h3 data-end=\"3747\" data-start=\"3702\"><strong data-end=\"3747\" data-start=\"3706\">V\u00ed d\u1ee5: H\u1ec7 th\u1ed1ng \u0111\u1eb7t h\u00e0ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed<\/strong><\/h3>\n<p data-end=\"3761\" data-start=\"3749\"><strong data-end=\"3761\" data-start=\"3749\">L\u1edbp:<\/strong><\/p>\n<ul>\n<li data-end=\"3774\" data-start=\"3764\">Kh\u00e1ch h\u00e0ng<\/li>\n<li data-end=\"3784\" data-start=\"3777\">\u0110\u01a1n h\u00e0ng<\/li>\n<li data-end=\"3798\" data-start=\"3787\">Chi ti\u1ebft \u0111\u01a1n h\u00e0ng<\/li>\n<li data-end=\"3810\" data-start=\"3801\">S\u1ea3n ph\u1ea9m<\/li>\n<\/ul>\n<p data-end=\"3834\" data-start=\"3812\"><strong data-end=\"3834\" data-start=\"3812\">C\u00e1c m\u1ed1i quan h\u1ec7 ch\u00ednh:<\/strong><\/p>\n<ul>\n<li data-end=\"3877\" data-start=\"3837\">Kh\u00e1ch h\u00e0ng <em data-end=\"3855\" data-start=\"3846\">t\u1ea1o ra<\/em> \u0110\u01a1n h\u00e0ng (quan h\u1ec7 li\u00ean k\u1ebft)<\/li>\n<li data-end=\"3922\" data-start=\"3880\">\u0110\u01a1n h\u00e0ng <em data-end=\"3896\" data-start=\"3886\">g\u1ed3m<\/em> Chi ti\u1ebft \u0111\u01a1n h\u00e0ng (t\u1ed5 h\u1ee3p)<\/li>\n<li data-end=\"3968\" data-start=\"3925\">\u0110\u01a1n v\u1ecb h\u00e0ng h\u00f3a <em data-end=\"3946\" data-start=\"3935\">ch\u1ec9 \u0111\u1ebfn<\/em> S\u1ea3n ph\u1ea9m (li\u00ean k\u1ebft)<\/li>\n<\/ul>\n<p data-end=\"3999\" data-start=\"3970\">C\u1ea5u tr\u00fac n\u00e0y r\u00f5 r\u00e0ng cho th\u1ea5y:<\/p>\n<ul>\n<li data-end=\"4037\" data-start=\"4002\">Quy\u1ec1n s\u1edf h\u1eefu c\u00e1c \u0111\u01a1n v\u1ecb h\u00e0ng h\u00f3a trong \u0111\u01a1n h\u00e0ng<\/li>\n<li data-end=\"4095\" data-start=\"4040\">M\u1ed1i li\u00ean h\u1ec7 gi\u1eefa c\u00e1c m\u1eb7t h\u00e0ng \u0111\u00e3 \u0111\u1eb7t v\u00e0 d\u1eef li\u1ec7u s\u1ea3n ph\u1ea9m<\/li>\n<li data-end=\"4151\" data-start=\"4098\">Vai tr\u00f2 c\u1ee7a kh\u00e1ch h\u00e0ng trong qu\u00e1 tr\u00ecnh giao d\u1ecbch<\/li>\n<\/ul>\n<p id=\"PqcIEcj\"><img alt=\"\" class=\"alignnone size-full wp-image-14224\" decoding=\"async\" height=\"593\" loading=\"lazy\" sizes=\"auto, (max-width: 186px) 100vw, 186px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/img_692e94ecc49d8.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/img_692e94ecc49d8.png 186w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/img_692e94ecc49d8-94x300.png 94w\" width=\"186\"\/><\/p>\n<h3 data-end=\"4195\" data-start=\"4158\"><strong data-end=\"4195\" data-start=\"4162\">V\u00ed d\u1ee5: Qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n<\/strong><\/h3>\n<p data-end=\"4209\" data-start=\"4197\"><strong data-end=\"4209\" data-start=\"4197\">L\u1edbp:<\/strong><\/p>\n<ul>\n<li data-end=\"4218\" data-start=\"4212\">S\u00e1ch<\/li>\n<li data-end=\"4227\" data-start=\"4221\">B\u1ea3n sao<\/li>\n<li data-end=\"4238\" data-start=\"4230\">Th\u00e0nh vi\u00ean<\/li>\n<li data-end=\"4247\" data-start=\"4241\">M\u01b0\u1ee3n<\/li>\n<\/ul>\n<p data-end=\"4267\" data-start=\"4249\"><strong data-end=\"4267\" data-start=\"4249\">M\u1ed1i quan h\u1ec7:<\/strong><\/p>\n<ul>\n<li data-end=\"4344\" data-start=\"4270\">S\u00e1ch <em data-end=\"4287\" data-start=\"4275\">g\u1ed3m<\/em> B\u1ea3n sao (c\u00e1c b\u1ea3n sao t\u1ed3n t\u1ea1i \u0111\u1ed9c l\u1eadp v\u1edbi d\u1eef li\u1ec7u metadata c\u1ee7a s\u00e1ch)<\/li>\n<li data-end=\"4420\" data-start=\"4347\">B\u1ea3n sao <em data-end=\"4362\" data-start=\"4352\">g\u1ed3m<\/em> M\u01b0\u1ee3n (c\u00e1c giao d\u1ecbch m\u01b0\u1ee3n kh\u00f4ng t\u1ed3n t\u1ea1i n\u1ebfu kh\u00f4ng c\u00f3 b\u1ea3n sao n\u00e0o \u0111\u01b0\u1ee3c m\u01b0\u1ee3n)<\/li>\n<li data-end=\"4458\" data-start=\"4423\">Th\u00e0nh vi\u00ean <em data-end=\"4439\" data-start=\"4430\">m\u01b0\u1ee3n<\/em> M\u01b0\u1ee3n (li\u00ean k\u1ebft)<\/li>\n<\/ul>\n<p data-end=\"4533\" data-start=\"4460\">M\u00f4 h\u00ecnh n\u00e0y t\u00e1ch bi\u1ec7t kh\u00e1i ni\u1ec7m tr\u1eebu t\u01b0\u1ee3ng v\u1ec1 m\u1ed9t cu\u1ed1n s\u00e1ch kh\u1ecfi c\u00e1c b\u1ea3n sao v\u1eadt l\u00fd.<\/p>\n<p id=\"LpheHnJ\"><img alt=\"\" class=\"alignnone size-full wp-image-14225\" decoding=\"async\" height=\"425\" loading=\"lazy\" sizes=\"auto, (max-width: 339px) 100vw, 339px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/img_692e95136ce96.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/img_692e95136ce96.png 339w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/img_692e95136ce96-239x300.png 239w\" width=\"339\"\/><\/p>\n<h2 data-end=\"4946\" data-start=\"4918\">T\u1ea1i sao s\u01a1 \u0111\u1ed3 l\u1edbp l\u1ea1i quan tr\u1ecdng<\/h2>\n<p data-end=\"5011\" data-start=\"4948\">S\u01a1 \u0111\u1ed3 l\u1edbp v\u1eabn gi\u1eef v\u1ecb tr\u00ed c\u1ed1t l\u00f5i trong UML v\u00ec ch\u00fang gi\u00fap b\u1ea1n:<\/p>\n<ul>\n<li data-end=\"5068\" data-start=\"5015\">L\u00e0m r\u00f5 c\u1ea5u tr\u00fac h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng tr\u01b0\u1edbc khi l\u1eadp tr\u00ecnh<\/li>\n<li data-end=\"5111\" data-start=\"5071\">Tinh ch\u1ec9nh tr\u00e1ch nhi\u1ec7m v\u00e0 ranh gi\u1edbi<\/li>\n<li data-end=\"5165\" data-start=\"5114\">Ph\u00e1t hi\u1ec7n c\u00e1c kh\u00e1i ni\u1ec7m c\u00f2n thi\u1ebfu ho\u1eb7c c\u00e1c thi\u1ebft k\u1ebf qu\u00e1 ph\u1ee9c t\u1ea1p<\/li>\n<li data-end=\"5209\" data-start=\"5168\">Truy\u1ec1n \u0111\u1ea1t c\u00e1c \u00fd t\u01b0\u1edfng k\u1ef9 thu\u1eadt m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3<\/li>\n<li data-end=\"5260\" data-start=\"5212\">Gi\u1eef t\u00e0i li\u1ec7u \u0111\u1ed3ng b\u1ed9 v\u1edbi tri\u1ec3n khai<\/li>\n<\/ul>\n<p data-end=\"5372\" data-start=\"5262\">D\u00f9 b\u1ea1n s\u1eed d\u1ee5ng UML th\u01b0\u1eddng xuy\u00ean hay th\u1ec9nh tho\u1ea3ng, vi\u1ec7c th\u00e0nh th\u1ea1o k\u00fd hi\u1ec7u s\u01a1 \u0111\u1ed3 l\u1edbp s\u1ebd gi\u00fap x\u00e2y d\u1ef1ng c\u00e1c thi\u1ebft k\u1ebf v\u1eefng ch\u1eafc h\u01a1n.<\/p>\n<p data-end=\"5372\" data-start=\"5262\">\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 UML v\u00e0 c\u00e1ch AI h\u1ed7 tr\u1ee3 vi\u1ec7c tr\u1ef1c quan h\u00f3a n\u00f3, vui l\u00f2ng tham kh\u1ea3o trang<a href=\"https:\/\/www.cybermedian.com\/the-definitive-guide-to-the-unified-modeling-language-uml\/\">Trung t\u00e2m t\u00e0i nguy\u00ean UML<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1c S\u01a1 \u0111\u1ed3 l\u1edbp UMLth\u01b0\u1eddng l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u c\u1ee7a thi\u1ebft k\u1ebf h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng. N\u00f3 ghi l\u1ea1i t\u1eeb v\u1ef1ng<\/p>\n","protected":false},"author":5,"featured_media":10411,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 l\u1edbp UML, bao g\u1ed3m c\u00fa ph\u00e1p, thu\u1ed9c t\u00ednh, thao t\u00e1c v\u00e0 c\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 nh\u01b0 li\u00ean k\u1ebft, t\u1ed5ng h\u1ee3p v\u00e0 k\u1ebf th\u1eeba, v\u1edbi c\u00e1c v\u00ed d\u1ee5 r\u00f5 r\u00e0ng v\u1ec1 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.","_yoast_wpseo_metadesc":"A comprehensive guide to UML Class Diagrams, covering syntax, attributes, operations, and relationship types such as association, aggregation, and inheritance, with clear object-oriented examples.","footnotes":""},"categories":[3],"tags":[],"class_list":["post-10410","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 l\u1edbp UML, bao g\u1ed3m c\u00fa ph\u00e1p, thu\u1ed9c t\u00ednh, thao t\u00e1c v\u00e0 c\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 nh\u01b0 li\u00ean k\u1ebft, t\u1ed5ng h\u1ee3p v\u00e0 k\u1ebf th\u1eeba, v\u1edbi c\u00e1c v\u00ed d\u1ee5 r\u00f5 r\u00e0ng v\u1ec1 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.<\/title>\n<meta name=\"description\" content=\"A comprehensive guide to UML Class Diagrams, covering syntax, attributes, operations, and relationship types such as association, aggregation, and inheritance, with clear object-oriented examples.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 l\u1edbp UML, bao g\u1ed3m c\u00fa ph\u00e1p, thu\u1ed9c t\u00ednh, thao t\u00e1c v\u00e0 c\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 nh\u01b0 li\u00ean k\u1ebft, t\u1ed5ng h\u1ee3p v\u00e0 k\u1ebf th\u1eeba, v\u1edbi c\u00e1c v\u00ed d\u1ee5 r\u00f5 r\u00e0ng v\u1ec1 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.\" \/>\n<meta property=\"og:description\" content=\"A comprehensive guide to UML Class Diagrams, covering syntax, attributes, operations, and relationship types such as association, aggregation, and inheritance, with clear object-oriented examples.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/\" \/>\n<meta property=\"og:site_name\" content=\"Cybermedian\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-02T07:29:16+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-14T10:58:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/online.visual-paradigm.com\/repository\/images\/00f9ff6c-3d58-4b11-a334-9ece154a6ccf\/class-diagram-design\/class-diagram-order-process.png\" \/><meta property=\"og:image\" content=\"https:\/\/online.visual-paradigm.com\/repository\/images\/00f9ff6c-3d58-4b11-a334-9ece154a6ccf\/class-diagram-design\/class-diagram-order-process.png\" \/>\n\t<meta property=\"og:image:width\" content=\"739\" \/>\n\t<meta property=\"og:image:height\" content=\"398\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"vpwing\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/online.visual-paradigm.com\/repository\/images\/00f9ff6c-3d58-4b11-a334-9ece154a6ccf\/class-diagram-design\/class-diagram-order-process.png\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"vpwing\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/\"},\"author\":{\"name\":\"vpwing\",\"@id\":\"https:\/\/www.cybermedian.com\/vn\/#\/schema\/person\/0a4c6bba97e67c6ffa054e995781bc34\"},\"headline\":\"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 l\u1edbp UML: Ng\u1eef ph\u00e1p v\u00e0 v\u00ed d\u1ee5\",\"datePublished\":\"2025-12-02T07:29:16+00:00\",\"dateModified\":\"2026-04-14T10:58:06+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/\"},\"wordCount\":1468,\"image\":{\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/class-diagram-order-process.png\",\"articleSection\":[\"Unified Modeling Language\"],\"inLanguage\":\"vi\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/\",\"url\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/\",\"name\":\"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 l\u1edbp UML, bao g\u1ed3m c\u00fa ph\u00e1p, thu\u1ed9c t\u00ednh, thao t\u00e1c v\u00e0 c\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 nh\u01b0 li\u00ean k\u1ebft, t\u1ed5ng h\u1ee3p v\u00e0 k\u1ebf th\u1eeba, v\u1edbi c\u00e1c v\u00ed d\u1ee5 r\u00f5 r\u00e0ng v\u1ec1 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.\",\"isPartOf\":{\"@id\":\"https:\/\/www.cybermedian.com\/vn\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/class-diagram-order-process.png\",\"datePublished\":\"2025-12-02T07:29:16+00:00\",\"dateModified\":\"2026-04-14T10:58:06+00:00\",\"author\":{\"@id\":\"https:\/\/www.cybermedian.com\/vn\/#\/schema\/person\/0a4c6bba97e67c6ffa054e995781bc34\"},\"description\":\"A comprehensive guide to UML Class Diagrams, covering syntax, attributes, operations, and relationship types such as association, aggregation, and inheritance, with clear object-oriented examples.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#primaryimage\",\"url\":\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/class-diagram-order-process.png\",\"contentUrl\":\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/class-diagram-order-process.png\",\"width\":739,\"height\":398},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.cybermedian.com\/vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 l\u1edbp UML: Ng\u1eef ph\u00e1p v\u00e0 v\u00ed d\u1ee5\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.cybermedian.com\/vn\/#website\",\"url\":\"https:\/\/www.cybermedian.com\/vn\/\",\"name\":\"Cybermedian\",\"description\":\"H\u1ecdc m\u1ed9t \u0111i\u1ec1u m\u1edbi m\u1ed7i ng\u00e0y\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.cybermedian.com\/vn\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.cybermedian.com\/vn\/#\/schema\/person\/0a4c6bba97e67c6ffa054e995781bc34\",\"name\":\"vpwing\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.cybermedian.com\/vn\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/4b6db296c78a800ccf76c379029a84263fc560f452fabfa00122d9ad34f40a2a?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/4b6db296c78a800ccf76c379029a84263fc560f452fabfa00122d9ad34f40a2a?s=96&d=mm&r=g\",\"caption\":\"vpwing\"},\"url\":\"https:\/\/www.cybermedian.com\/vn\/author\/vpwing\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 l\u1edbp UML, bao g\u1ed3m c\u00fa ph\u00e1p, thu\u1ed9c t\u00ednh, thao t\u00e1c v\u00e0 c\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 nh\u01b0 li\u00ean k\u1ebft, t\u1ed5ng h\u1ee3p v\u00e0 k\u1ebf th\u1eeba, v\u1edbi c\u00e1c v\u00ed d\u1ee5 r\u00f5 r\u00e0ng v\u1ec1 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.","description":"A comprehensive guide to UML Class Diagrams, covering syntax, attributes, operations, and relationship types such as association, aggregation, and inheritance, with clear object-oriented examples.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/","og_locale":"vi_VN","og_type":"article","og_title":"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 l\u1edbp UML, bao g\u1ed3m c\u00fa ph\u00e1p, thu\u1ed9c t\u00ednh, thao t\u00e1c v\u00e0 c\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 nh\u01b0 li\u00ean k\u1ebft, t\u1ed5ng h\u1ee3p v\u00e0 k\u1ebf th\u1eeba, v\u1edbi c\u00e1c v\u00ed d\u1ee5 r\u00f5 r\u00e0ng v\u1ec1 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.","og_description":"A comprehensive guide to UML Class Diagrams, covering syntax, attributes, operations, and relationship types such as association, aggregation, and inheritance, with clear object-oriented examples.","og_url":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/","og_site_name":"Cybermedian","article_published_time":"2025-12-02T07:29:16+00:00","article_modified_time":"2026-04-14T10:58:06+00:00","og_image":[{"url":"https:\/\/online.visual-paradigm.com\/repository\/images\/00f9ff6c-3d58-4b11-a334-9ece154a6ccf\/class-diagram-design\/class-diagram-order-process.png","type":"","width":"","height":""},{"width":739,"height":398,"url":"https:\/\/online.visual-paradigm.com\/repository\/images\/00f9ff6c-3d58-4b11-a334-9ece154a6ccf\/class-diagram-design\/class-diagram-order-process.png","type":"image\/png"}],"author":"vpwing","twitter_card":"summary_large_image","twitter_image":"https:\/\/online.visual-paradigm.com\/repository\/images\/00f9ff6c-3d58-4b11-a334-9ece154a6ccf\/class-diagram-design\/class-diagram-order-process.png","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"vpwing","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"4 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#article","isPartOf":{"@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/"},"author":{"name":"vpwing","@id":"https:\/\/www.cybermedian.com\/vn\/#\/schema\/person\/0a4c6bba97e67c6ffa054e995781bc34"},"headline":"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 l\u1edbp UML: Ng\u1eef ph\u00e1p v\u00e0 v\u00ed d\u1ee5","datePublished":"2025-12-02T07:29:16+00:00","dateModified":"2026-04-14T10:58:06+00:00","mainEntityOfPage":{"@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/"},"wordCount":1468,"image":{"@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#primaryimage"},"thumbnailUrl":"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/class-diagram-order-process.png","articleSection":["Unified Modeling Language"],"inLanguage":"vi"},{"@type":"WebPage","@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/","url":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/","name":"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 l\u1edbp UML, bao g\u1ed3m c\u00fa ph\u00e1p, thu\u1ed9c t\u00ednh, thao t\u00e1c v\u00e0 c\u00e1c lo\u1ea1i m\u1ed1i quan h\u1ec7 nh\u01b0 li\u00ean k\u1ebft, t\u1ed5ng h\u1ee3p v\u00e0 k\u1ebf th\u1eeba, v\u1edbi c\u00e1c v\u00ed d\u1ee5 r\u00f5 r\u00e0ng v\u1ec1 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.","isPartOf":{"@id":"https:\/\/www.cybermedian.com\/vn\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#primaryimage"},"image":{"@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#primaryimage"},"thumbnailUrl":"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/class-diagram-order-process.png","datePublished":"2025-12-02T07:29:16+00:00","dateModified":"2026-04-14T10:58:06+00:00","author":{"@id":"https:\/\/www.cybermedian.com\/vn\/#\/schema\/person\/0a4c6bba97e67c6ffa054e995781bc34"},"description":"A comprehensive guide to UML Class Diagrams, covering syntax, attributes, operations, and relationship types such as association, aggregation, and inheritance, with clear object-oriented examples.","breadcrumb":{"@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#primaryimage","url":"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/class-diagram-order-process.png","contentUrl":"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/class-diagram-order-process.png","width":739,"height":398},{"@type":"BreadcrumbList","@id":"https:\/\/www.cybermedian.com\/vn\/mastering-the-uml-class-diagram-syntax-and-examples\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.cybermedian.com\/vn\/"},{"@type":"ListItem","position":2,"name":"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 l\u1edbp UML: Ng\u1eef ph\u00e1p v\u00e0 v\u00ed d\u1ee5"}]},{"@type":"WebSite","@id":"https:\/\/www.cybermedian.com\/vn\/#website","url":"https:\/\/www.cybermedian.com\/vn\/","name":"Cybermedian","description":"H\u1ecdc m\u1ed9t \u0111i\u1ec1u m\u1edbi m\u1ed7i ng\u00e0y","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.cybermedian.com\/vn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Person","@id":"https:\/\/www.cybermedian.com\/vn\/#\/schema\/person\/0a4c6bba97e67c6ffa054e995781bc34","name":"vpwing","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.cybermedian.com\/vn\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/4b6db296c78a800ccf76c379029a84263fc560f452fabfa00122d9ad34f40a2a?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/4b6db296c78a800ccf76c379029a84263fc560f452fabfa00122d9ad34f40a2a?s=96&d=mm&r=g","caption":"vpwing"},"url":"https:\/\/www.cybermedian.com\/vn\/author\/vpwing\/"}]}},"_links":{"self":[{"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/posts\/10410","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/comments?post=10410"}],"version-history":[{"count":1,"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/posts\/10410\/revisions"}],"predecessor-version":[{"id":11367,"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/posts\/10410\/revisions\/11367"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/media\/10411"}],"wp:attachment":[{"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/media?parent=10410"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/categories?post=10410"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cybermedian.com\/vn\/wp-json\/wp\/v2\/tags?post=10410"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}