{"id":11598,"date":"2026-01-10T22:44:47","date_gmt":"2026-01-10T14:44:47","guid":{"rendered":"https:\/\/blog.visual-paradigm.com\/vn\/define-entry-exit-and-do-activity-for-a-state\/"},"modified":"2026-01-10T22:44:47","modified_gmt":"2026-01-10T14:44:47","slug":"define-entry-exit-and-do-activity-for-a-state","status":"publish","type":"post","link":"https:\/\/blog.visual-paradigm.com\/vn\/define-entry-exit-and-do-activity-for-a-state\/","title":{"rendered":"X\u00e1c \u0111\u1ecbnh h\u00e0nh vi v\u00e0o, ra v\u00e0 th\u1ef1c hi\u1ec7n ho\u1ea1t \u0111\u1ed9ng cho m\u1ed9t tr\u1ea1ng th\u00e1i"},"content":{"rendered":"<p>T\u1ea1o s\u01a1 \u0111\u1ed3 m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng v\u1edbi Visual Paradigm Online. B\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i c\u1ee7a ri\u00eang m\u00ecnh b\u1eb1ng c\u00f4ng c\u1ee5 t\u1ea1o s\u01a1 \u0111\u1ed3 m\u1ea1nh m\u1ebd trong VP Online. Trong video n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 xem c\u00e1ch x\u00e1c \u0111\u1ecbnh h\u00e0nh vi v\u00e0o, ra v\u00e0 th\u1ef1c hi\u1ec7n ho\u1ea1t \u0111\u1ed9ng cho m\u1ed9t tr\u1ea1ng th\u00e1i trong VP Online.<\/p>\n<div class=\"epyt-video-wrapper\"><iframe allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\" class=\"__youtube_prefs__ epyt-is-override no-lazyload\" data-no-lazy=\"1\" data-origheight=\"480\" data-origwidth=\"854\" data-skipgform_ajax_framebjll=\"\" height=\"480\" id=\"_ytid_66198\" loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/QcljhjwY1vo?enablejsapi=1&amp;autoplay=0&amp;cc_load_policy=0&amp;cc_lang_pref=&amp;iv_load_policy=1&amp;loop=0&amp;modestbranding=0&amp;rel=1&amp;fs=1&amp;playsinline=0&amp;autohide=2&amp;theme=dark&amp;color=red&amp;controls=1&amp;\" title=\"YouTube player\" width=\"854\"><\/iframe><\/div>\n<h2>S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i l\u00e0 g\u00ec?<\/h2>\n<p>S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i UML (\u0111\u00f4i khi \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i, m\u00e1y tr\u1ea1ng th\u00e1i ho\u1eb7c s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i) hi\u1ec3n th\u1ecb c\u00e1c tr\u1ea1ng th\u00e1i kh\u00e1c nhau c\u1ee7a m\u1ed9t th\u1ef1c th\u1ec3. S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i c\u0169ng c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb c\u00e1ch m\u1ed9t th\u1ef1c th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c s\u1ef1 ki\u1ec7n kh\u00e1c nhau b\u1eb1ng c\u00e1ch chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i n\u00e0y sang tr\u1ea1ng th\u00e1i kh\u00e1c. S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i l\u00e0 m\u1ed9t s\u01a1 \u0111\u1ed3 UML \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a b\u1ea3n ch\u1ea5t \u0111\u1ed9ng c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng. S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 t\u1ea3 h\u00e0nh vi ph\u1ee5 thu\u1ed9c v\u00e0o tr\u1ea1ng th\u00e1i c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng. M\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng ph\u1ea3n \u1ee9ng kh\u00e1c nhau v\u1edbi c\u00f9ng m\u1ed9t s\u1ef1 ki\u1ec7n t\u00f9y thu\u1ed9c v\u00e0o tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i c\u1ee7a n\u00f3. S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho b\u1ea5t k\u1ef3 th\u00e0nh ph\u1ea7n n\u00e0o c\u00f3 h\u00e0nh vi \u0111\u1ed1i v\u1edbi c\u00e1c th\u1ef1c th\u1ec3 kh\u00e1c nh\u01b0 ng\u01b0\u1eddi d\u00f9ng, tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng, ph\u01b0\u01a1ng ph\u00e1p, h\u1ec7 th\u1ed1ng con v\u00e0 v.v., v\u00e0 ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng v\u1edbi c\u00e1c s\u01a1 \u0111\u1ed3 t\u01b0\u01a1ng t\u00e1c (th\u01b0\u1eddng l\u00e0 s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1).<\/p>\n<h3>Tr\u1ea1ng th\u00e1i l\u00e0 g\u00ec?<\/h3>\n<blockquote>\n<p>Rumbaugh \u0111\u1ecbnh ngh\u0129a r\u1eb1ng:<br \/>\n&#8220;M\u1ed9t tr\u1ea1ng th\u00e1i l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m tr\u1eebu t\u01b0\u1ee3ng v\u1ec1 c\u00e1c gi\u00e1 tr\u1ecb thu\u1ed9c t\u00ednh v\u00e0 c\u00e1c li\u00ean k\u1ebft c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng. C\u00e1c t\u1eadp h\u1ee3p gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c nh\u00f3m l\u1ea1i th\u00e0nh m\u1ed9t tr\u1ea1ng th\u00e1i d\u1ef1a tr\u00ean c\u00e1c thu\u1ed9c t\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00e0nh vi t\u1ed5ng th\u1ec3 c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng.&#8221;<\/p>\n<\/blockquote>\n<h2>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00e0nh vi v\u00e0o, ra v\u00e0 th\u1ef1c hi\u1ec7n ho\u1ea1t \u0111\u1ed9ng cho m\u1ed9t tr\u1ea1ng th\u00e1i?<\/h2>\n<ul>\n<li>Khi ch\u1ec9nh s\u1eeda m\u1ed9t tr\u1ea1ng th\u00e1i trong s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn tr\u1ea1ng th\u00e1i \u0111\u00f3, sau \u0111\u00f3 truy c\u1eadp v\u00e0o B\u1ea3ng \u0111\u1ecbnh d\u1ea1ng, Ki\u1ec3u, \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00e0nh vi v\u00e0o, th\u1ef1c hi\u1ec7n ho\u1ea1t \u0111\u1ed9ng v\u00e0 h\u00e0nh vi ra c\u1ee7a n\u00f3.\n<p id=\"UrmlXVP\"><img alt=\"\" class=\"alignnone wp-image-11897\" decoding=\"async\" height=\"339\" loading=\"lazy\" sizes=\"auto, (max-width: 524px) 100vw, 524px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142252-300x194.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142252-300x194.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142252-150x97.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142252-400x259.png 400w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142252.png 741w\" width=\"524\"\/><\/p>\n<p id=\"UrmlXVP\"><img alt=\"\" class=\"alignnone wp-image-11898\" decoding=\"async\" height=\"303\" loading=\"lazy\" sizes=\"auto, (max-width: 565px) 100vw, 565px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142344-300x161.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142344-300x161.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142344-768x411.png 768w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142344-150x80.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142344-400x214.png 400w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/04\/Screenshot-2022-04-20-142344.png 908w\" width=\"565\"\/><\/p>\n<\/li>\n<\/ul>\n<p><strong>M\u1eb9o:<\/strong>C\u00f4ng c\u1ee5 t\u1ea1o s\u01a1 \u0111\u1ed3 h\u1ed7 tr\u1ee3 m\u1ed9t b\u1ed9 t\u00f9y ch\u1ecdn ki\u1ec3u d\u00e1ng phong ph\u00fa cho t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i s\u01a1 \u0111\u1ed3. B\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00f9y ch\u1ec9nh s\u01a1 \u0111\u1ed3 c\u1ee7a m\u00ecnh \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi m\u00e0u s\u1eafc v\u00e0 ph\u00f4ng ch\u1eef th\u01b0\u01a1ng hi\u1ec7u c\u00f4ng ty ho\u1eb7c ch\u1ecdn m\u00e0u ph\u00f9 h\u1ee3p v\u1edbi ch\u1ee7 \u0111\u1ec1 c\u1ee7a b\u1ea1n. T\u00f9y ch\u1ec9nh m\u1ecdi th\u1ee9, t\u1eeb ph\u00f4ng ch\u1eef v\u00e0 m\u00e0u s\u1eafc \u0111\u1ebfn v\u1ecb tr\u00ed c\u1ee7a ti\u00eau \u0111\u1ec1 v\u00e0 ch\u00fa th\u00edch ch\u1ec9 trong v\u00e0i c\u00fa nh\u1ea5p chu\u1ed9t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ea1o s\u01a1 \u0111\u1ed3 m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng v\u1edbi Visual Paradigm Online. B\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i c\u1ee7a ri\u00eang m\u00ecnh b\u1eb1ng c\u00f4ng c\u1ee5 t\u1ea1o s\u01a1 \u0111\u1ed3 m\u1ea1nh m\u1ebd trong VP Online. Trong video n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 xem c\u00e1ch x\u00e1c \u0111\u1ecbnh h\u00e0nh vi v\u00e0o, ra v\u00e0 th\u1ef1c hi\u1ec7n ho\u1ea1t [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":11599,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[42],"tags":[],"class_list":["post-11598","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-online-diagram","loop-entry","clr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>X\u00e1c \u0111\u1ecbnh h\u00e0nh vi v\u00e0o, ra v\u00e0 th\u1ef1c hi\u1ec7n ho\u1ea1t \u0111\u1ed9ng cho m\u1ed9t tr\u1ea1ng th\u00e1i - Visual Paradigm Blog<\/title>\n<meta name=\"description\" content=\"In VP Online, you can easily edit your own state machine diagram with our powerful diagram maker tool in the VP Online.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.visual-paradigm.com\/vn\/define-entry-exit-and-do-activity-for-a-state\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"X\u00e1c \u0111\u1ecbnh h\u00e0nh vi v\u00e0o, ra v\u00e0 th\u1ef1c hi\u1ec7n ho\u1ea1t \u0111\u1ed9ng cho m\u1ed9t tr\u1ea1ng th\u00e1i - 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