{"id":13872,"date":"2021-08-15T04:28:32","date_gmt":"2021-08-15T04:28:32","guid":{"rendered":"https:\/\/freehost.page\/?p=13872"},"modified":"2021-08-15T04:28:32","modified_gmt":"2021-08-15T04:28:32","slug":"ngay-thang-nam-regular-expression","status":"publish","type":"post","link":"https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/","title":{"rendered":"L\u1ecd m\u1ecd vi\u1ebft c\u00e1i m\u00e3 chu\u1ea9n h\u00f3a ng\u00e0y th\u00e1ng n\u0103m \u0111\u1ebfn kh\u1ed5, h\u00f3a ra d\u00f9ng m\u1ed9t d\u00f2ng Regular Expression l\u00e0 xong!"},"content":{"rendered":"\n<p>V\u00e0o \u0111\u1ec1 lu\u00f4n anh ch\u1ecb em \u1ea1, n\u00f3 l\u00e0 c\u00e1i d\u00f2ng n\u00e0y:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\\b(0?&#91;1-9]|&#91;12]\\d|3&#91;01])&#91;\\\/\\-.](0?&#91;1-9]|&#91;12]\\d|3&#91;01])&#91;\\\/\\-.](\\d{2}|\\d{4})\\b<\/code><\/pre>\n\n\n\n<p>X\u1eed l\u00fd tu\u1ed1t ch\u1ec9 nh\u1edd m\u1ed9t d\u00f2ng tr\u00ean m\u00e0 th\u00f4i, n\u00f3 s\u1ebd b\u1eaft \u0111\u1ee7 c\u00e1c d\u1ea1ng ng\u00e0y th\u00e1ng n\u0103m th\u01b0\u1eddng d\u00f9ng:<\/p>\n\n\n\n<ul><li>2 k\u00fd t\u1ef1 \u0111\u1ea7u b\u1eaft bu\u1ed9c l\u00e0 s\u1ed1, 2 k\u00fd t\u1ef1 ti\u1ebfp c\u0169ng b\u1eaft bu\u1ed9c l\u00e0 s\u1ed1, c\u00e1c k\u00fd t\u1ef1 n\u0103m c\u00f3 th\u1ec3 l\u00e0 2 s\u1ed1 ho\u1eb7c 4 s\u1ed1;<\/li><li>kh\u00f4ng cho ph\u00e9p ch\u1eef c\u00e1i, k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ebft trong chu\u1ed7i. Ch\u1ec9 c\u00f3 s\u1ed1 m\u00e0 th\u00f4i;<\/li><li>ng\u00e0y, th\u00e1ng n\u0103m c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n c\u00e1ch b\u1eb1ng \/ ho\u1eb7c &#8211; ho\u1eb7c d\u1ea5u .<\/li><li>2 k\u00fd t\u1ef1 \u0111\u1ea7u c\u00f3 th\u1ec3 l\u00e0 ng\u00e0y ho\u1eb7c th\u00e1ng, 2 k\u00fd t\u1ef1 ti\u1ebfp theo c\u00f3 th\u1ec3 l\u00e0 th\u00e1ng ho\u1eb7c ng\u00e0y \u0111\u1ec3 kh\u1edbp \u0111\u01b0\u1ee3c v\u1edbi c\u1ea3 hai ki\u1ec3u dd\/mm v\u00e0 mm\/dd<\/li><li>c\u00e1c gi\u00e1 tr\u1ecb s\u1ed1 ch\u1ec9 ng\u00e0y ch\u1ec9 \u0111\u01b0\u1ee3c ph\u00e9p n\u1eb1m trong kho\u1ea3ng t\u1eeb 0 cho \u0111\u1ebfn 31;<\/li><\/ul>\n\n\n\n<p><a href=\"https:\/\/kiencang.net\/ngay-thang-nam-sinh-php\/\" target=\"_blank\" rel=\"noreferrer noopener\">Quay l\u1ea1i nh\u00ecn \u0111\u1ed1ng m\u00e3 PHP x\u1eed l\u00fd th\u1ee7 c\u00f4ng ng\u00e0y th\u00e1ng n\u0103m \u1edf b\u00e0i n\u00e0y<\/a> m\u00e0 ph\u00e1t s\u1ee3!<\/p>\n\n\n\n<p>Bi\u1ec3u th\u1ee9c ch\u00ednh quy tr\u00ean s\u1ebd gi\u00fap ta b\u1eaft \u0111\u01b0\u1ee3c c\u00e1c ng\u00e0y th\u00e1ng n\u0103m ki\u1ec3u nh\u01b0 d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n\n\n\n<ul><li>12-02-2015<\/li><li>5-6-2017<\/li><li>3\/05\/2018<\/li><li>12\/24\/2019<\/li><li>1.1.2018<\/li><li>7-9-18<\/li><li>1.31.2018<\/li><\/ul>\n\n\n\n<p>V\u00e0 b\u1ecf qua c\u00e1c d\u1eef li\u1ec7u ki\u1ec3u n\u00e0y:<\/p>\n\n\n\n<ul><li>12s3\/2\/123<\/li><li>13\/a\/3346<\/li><li>32\/05\/2018<\/li><li>11\/08\/203<\/li><li>52\/53\/2018<\/li><\/ul>\n\n\n\n<p>\u0110\u1ea5y, c\u00e1c b\u1ea1n th\u1ea5y s\u1ee9c m\u1ea1nh c\u1ee7a RegExp ch\u01b0a?  <\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi gi\u00e1 tr\u1ecb n\u0103m m\u00e0 ch\u00fang ta bi\u1ebft tr\u01b0\u1edbc kho\u1ea3ng gi\u00e1 tr\u1ecb h\u1ee3p l\u1ec7 th\u00ec b\u1ea1n th\u1eadm ch\u00ed c\u00f2n c\u00f3 th\u1ec3 c\u1ea3i ti\u1ebfn \u0111o\u1ea1n m\u00e3 tr\u00ean. V\u00ed d\u1ee5 n\u1ebfu \u0111\u00f3 l\u00e0 n\u0103m c\u1ee7a ng\u01b0\u1eddi s\u1ed1ng, th\u00ec gi\u00e1 tr\u1ecb \u0111\u00f3 kh\u00f4ng th\u1ec3 nh\u1ecf h\u01a1n 1900, v\u00e0 t\u1ea5t nhi\u00ean kh\u00f4ng th\u1ec3 l\u1edbn h\u01a1n 2100. Tr\u01b0\u1eddng h\u1ee3p v\u1eady ch\u00fang ta c\u00f3 th\u1ec3 ch\u1ec9nh m\u00e3 tr\u00ean th\u00e0nh nh\u01b0 sau:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\\b(0?&#91;1-9]|&#91;12]\\d|3&#91;01])&#91;\\\/\\-.](0?&#91;1-9]|&#91;12]\\d|3&#91;01])&#91;\\\/\\-.](\\d{2}|19\\d{2}|20\\d{2})\\b<\/code><\/pre>\n\n\n\n<p>Khi \u0111\u00f3 c\u00e1c d\u1eef li\u1ec7u nh\u01b0:<\/p>\n\n\n\n<ul><li>1.31.1899<\/li><li>12\/05\/2100<\/li><li>02-05-1000<\/li><\/ul>\n\n\n\n<p>S\u1ebd b\u1ecb b\u1ecf qua, v\u00ec c\u00e1c n\u0103m n\u00e0y n\u1eb1m ngo\u00e0i kho\u1ea3ng gi\u00e1 tr\u1ecb cho ph\u00e9p.<\/p>\n\n\n\n<p>Tr\u01b0\u1eddng h\u1ee3p b\u1ea1n bi\u1ebft c\u1ee5 th\u1ec3 h\u01a1n n\u1eefa, ch\u1eb3ng h\u1ea1n n\u0103m ch\u1ec9 n\u1eb1m trong kho\u1ea3ng t\u1eeb 2005 \u0111\u1ebfn 2015 m\u1edbi h\u1ee3p l\u1ec7, th\u00ec c\u00e2u l\u1ec7nh s\u1ebd th\u00e0nh th\u1ebf n\u00e0y:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\\b(0?&#91;1-9]|&#91;12]\\d|3&#91;01])&#91;\\\/\\-.](0?&#91;1-9]|&#91;12]\\d|3&#91;01])&#91;\\\/\\-.](\\d{2}|200&#91;5-9]|201&#91;0-5])\\b<\/code><\/pre>\n\n\n\n<p>N\u00f3i chung RegExp m\u1edbi \u0111\u1ea7u nh\u00ecn r\u1ea5t l\u00e0 qu\u00e1i d\u1ecb, nh\u01b0ng b\u1ea1n c\u1ee9 t\u1eadp d\u1ea7n r\u1ed3i s\u1ebd quen. M\u1ed9t b\u00e0i vi\u1ebft hay v\u1ec1 ch\u1ee7 \u0111\u1ec3 n\u00e0y <a href=\"https:\/\/viblo.asia\/p\/hoc-regular-expression-va-cuoc-doi-ban-se-bot-kho-updated-v22-Az45bnoO5xY\" target=\"_blank\" rel=\"noreferrer noopener\">do t\u00e1c gi\u1ea3 Chung Minh T\u00fa vi\u1ebft<\/a> v\u00e0 b\u1ea1n r\u1ea5t n\u00ean d\u00f9ng website <a href=\"https:\/\/regex101.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">regex101.com<\/a> \u0111\u1ec3 th\u1ef1c h\u00e0nh, v\u00ec n\u00f3 r\u1ea5t tr\u1ef1c quan, g\u00f5 l\u1ec7nh th\u1ea5y k\u1ebft qu\u1ea3 ngay, h\u1ecdc ti\u1ebfn b\u1ed9 nhanh l\u1eafm.<\/p>\n\n\n\n<p>Ngo\u00e0i b\u00e0i c\u1ee7a b\u1ea1n CMT, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i t\u00f4i m\u1edbi vi\u1ebft v\u1ec1 <a href=\"https:\/\/kiencang.net\/cu-phap-co-ban-regex\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00e1c c\u00fa ph\u00e1p c\u01a1 b\u1ea3n c\u1ee7a RegEx<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u00e0o \u0111\u1ec1 lu\u00f4n anh ch\u1ecb em \u1ea1, n\u00f3 l\u00e0 c\u00e1i d\u00f2ng n\u00e0y: X\u1eed l\u00fd tu\u1ed1t ch\u1ec9 nh\u1edd m\u1ed9t d\u00f2ng tr\u00ean m\u00e0 th\u00f4i, n\u00f3 s\u1ebd b\u1eaft \u0111\u1ee7 c\u00e1c d\u1ea1ng ng\u00e0y th\u00e1ng n\u0103m th\u01b0\u1eddng d\u00f9ng: 2 k\u00fd t\u1ef1 \u0111\u1ea7u b\u1eaft bu\u1ed9c l\u00e0 s\u1ed1, 2 k\u00fd t\u1ef1 ti\u1ebfp c\u0169ng b\u1eaft bu\u1ed9c l\u00e0 s\u1ed1, c\u00e1c k\u00fd t\u1ef1 n\u0103m c\u00f3 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[238],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>L\u1ecd m\u1ecd vi\u1ebft c\u00e1i m\u00e3 chu\u1ea9n h\u00f3a ng\u00e0y th\u00e1ng n\u0103m \u0111\u1ebfn kh\u1ed5, h\u00f3a ra d\u00f9ng m\u1ed9t d\u00f2ng Regular Expression l\u00e0 xong! &#8226; Ki\u1ebfn c\u00e0ng<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u1ecd m\u1ecd vi\u1ebft c\u00e1i m\u00e3 chu\u1ea9n h\u00f3a ng\u00e0y th\u00e1ng n\u0103m \u0111\u1ebfn kh\u1ed5, h\u00f3a ra d\u00f9ng m\u1ed9t d\u00f2ng Regular Expression l\u00e0 xong! &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"V\u00e0o \u0111\u1ec1 lu\u00f4n anh ch\u1ecb em \u1ea1, n\u00f3 l\u00e0 c\u00e1i d\u00f2ng n\u00e0y: X\u1eed l\u00fd tu\u1ed1t ch\u1ec9 nh\u1edd m\u1ed9t d\u00f2ng tr\u00ean m\u00e0 th\u00f4i, n\u00f3 s\u1ebd b\u1eaft \u0111\u1ee7 c\u00e1c d\u1ea1ng ng\u00e0y th\u00e1ng n\u0103m th\u01b0\u1eddng d\u00f9ng: 2 k\u00fd t\u1ef1 \u0111\u1ea7u b\u1eaft bu\u1ed9c l\u00e0 s\u1ed1, 2 k\u00fd t\u1ef1 ti\u1ebfp c\u0169ng b\u1eaft bu\u1ed9c l\u00e0 s\u1ed1, c\u00e1c k\u00fd t\u1ef1 n\u0103m c\u00f3 &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/\" \/>\n<meta property=\"og:site_name\" content=\"Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/anhducnguyen87\/\" \/>\n<meta property=\"article:published_time\" content=\"2021-08-15T04:28:32+00:00\" \/>\n<meta name=\"author\" content=\"Nguy\u1ec5n \u0110\u1ee9c Anh\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nguy\u1ec5n \u0110\u1ee9c Anh\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 ph\u00fat\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"L\u1ecd m\u1ecd vi\u1ebft c\u00e1i m\u00e3 chu\u1ea9n h\u00f3a ng\u00e0y th\u00e1ng n\u0103m \u0111\u1ebfn kh\u1ed5, h\u00f3a ra d\u00f9ng m\u1ed9t d\u00f2ng Regular Expression l\u00e0 xong! &#8226; Ki\u1ebfn c\u00e0ng","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:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/","og_locale":"vi_VN","og_type":"article","og_title":"L\u1ecd m\u1ecd vi\u1ebft c\u00e1i m\u00e3 chu\u1ea9n h\u00f3a ng\u00e0y th\u00e1ng n\u0103m \u0111\u1ebfn kh\u1ed5, h\u00f3a ra d\u00f9ng m\u1ed9t d\u00f2ng Regular Expression l\u00e0 xong! &#8226; Ki\u1ebfn c\u00e0ng","og_description":"V\u00e0o \u0111\u1ec1 lu\u00f4n anh ch\u1ecb em \u1ea1, n\u00f3 l\u00e0 c\u00e1i d\u00f2ng n\u00e0y: X\u1eed l\u00fd tu\u1ed1t ch\u1ec9 nh\u1edd m\u1ed9t d\u00f2ng tr\u00ean m\u00e0 th\u00f4i, n\u00f3 s\u1ebd b\u1eaft \u0111\u1ee7 c\u00e1c d\u1ea1ng ng\u00e0y th\u00e1ng n\u0103m th\u01b0\u1eddng d\u00f9ng: 2 k\u00fd t\u1ef1 \u0111\u1ea7u b\u1eaft bu\u1ed9c l\u00e0 s\u1ed1, 2 k\u00fd t\u1ef1 ti\u1ebfp c\u0169ng b\u1eaft bu\u1ed9c l\u00e0 s\u1ed1, c\u00e1c k\u00fd t\u1ef1 n\u0103m c\u00f3 &hellip;","og_url":"https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/","og_site_name":"Ki\u1ebfn c\u00e0ng","article_author":"https:\/\/www.facebook.com\/anhducnguyen87\/","article_published_time":"2021-08-15T04:28:32+00:00","author":"Nguy\u1ec5n \u0110\u1ee9c Anh","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Nguy\u1ec5n \u0110\u1ee9c Anh","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"2 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/","url":"https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/","name":"L\u1ecd m\u1ecd vi\u1ebft c\u00e1i m\u00e3 chu\u1ea9n h\u00f3a ng\u00e0y th\u00e1ng n\u0103m \u0111\u1ebfn kh\u1ed5, h\u00f3a ra d\u00f9ng m\u1ed9t d\u00f2ng Regular Expression l\u00e0 xong! &#8226; Ki\u1ebfn c\u00e0ng","isPartOf":{"@id":"https:\/\/kiencang.net\/#website"},"datePublished":"2021-08-15T04:28:32+00:00","dateModified":"2021-08-15T04:28:32+00:00","author":{"@id":"https:\/\/kiencang.net\/#\/schema\/person\/5e7e1a04d8d1218ad8c421ba43d25c16"},"breadcrumb":{"@id":"https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/kiencang.net\/ngay-thang-nam-regular-expression\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/kiencang.net\/"},{"@type":"ListItem","position":2,"name":"L\u1ecd m\u1ecd vi\u1ebft c\u00e1i m\u00e3 chu\u1ea9n h\u00f3a ng\u00e0y th\u00e1ng n\u0103m \u0111\u1ebfn kh\u1ed5, h\u00f3a ra d\u00f9ng m\u1ed9t d\u00f2ng Regular Expression l\u00e0 xong!"}]},{"@type":"WebSite","@id":"https:\/\/kiencang.net\/#website","url":"https:\/\/kiencang.net\/","name":"Ki\u1ebfn c\u00e0ng","description":"\u00d4m l\u00fd thuy\u1ebft, h\u00f4n th\u1ef1c h\u00e0nh","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/kiencang.net\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"vi"},{"@type":"Person","@id":"https:\/\/kiencang.net\/#\/schema\/person\/5e7e1a04d8d1218ad8c421ba43d25c16","name":"Nguy\u1ec5n \u0110\u1ee9c Anh","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/kiencang.net\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6d71f9b89393952a8382e30dad26c1ec?s=96&d=monsterid&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6d71f9b89393952a8382e30dad26c1ec?s=96&d=monsterid&r=g","caption":"Nguy\u1ec5n \u0110\u1ee9c Anh"},"description":"Sinh n\u0103m 1987, t\u1ed1t nghi\u1ec7p Cao \u0111\u1eb3ng th\u1ef1c h\u00e0nh FPT qu\u00e3ng 2014, chuy\u00ean ng\u00e0nh Thi\u1ebft k\u1ebf website. T\u00f4i th\u00edch Content, SEO, Ads, T\u0103ng t\u1ed1c website v\u00e0 Th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed. B\u00ean c\u1ea1nh b\u00e0i t\u1ef1 vi\u1ebft, t\u00f4i c\u0169ng d\u1ecbch nhi\u1ec1u n\u1ed9i dung th\u00fa v\u1ecb c\u1ee7a c\u00e1c t\u00e1c gi\u1ea3 kh\u00e1c nhau. FB c\u00e1 nh\u00e2n: facebook.com\/anhducnguyen87. Email li\u00ean h\u1ec7: guiemailchotoi@gmail.com","sameAs":["https:\/\/www.facebook.com\/anhducnguyen87\/"],"url":"https:\/\/kiencang.net\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts\/13872"}],"collection":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/comments?post=13872"}],"version-history":[{"count":0,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/posts\/13872\/revisions"}],"wp:attachment":[{"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/media?parent=13872"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/categories?post=13872"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kiencang.net\/wp-json\/wp\/v2\/tags?post=13872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}