{"id":14815,"date":"2021-09-16T00:53:34","date_gmt":"2021-09-16T00:53:34","guid":{"rendered":"https:\/\/freehost.page\/?p=14815"},"modified":"2021-09-16T00:53:34","modified_gmt":"2021-09-16T00:53:34","slug":"ham-preg-grep-trong-php","status":"publish","type":"post","link":"https:\/\/kiencang.net\/ham-preg-grep-trong-php\/","title":{"rendered":"H\u00e0m preg_grep trong PHP"},"content":{"rendered":"\n<p>H\u00e0m <code>preg_grep<\/code> s\u1ebd tr\u1ea3 v\u1ec1 m\u1ed9t m\u1ea3ng bao g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed c\u00f3 ch\u1ee9a chu\u1ed7i c\u1ea7n t\u00ecm ki\u1ebfm.<\/p>\n\n\n\n<p>V\u00ed d\u1ee5 1:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$input = &#91;\n  \"nguy\u1ec5n \u0111\u1ee9c anh\",\n  \"l\u00ea h\u1ed3ng minh\",\n  \"nguy\u1ec5n ph\u01b0\u01a1ng th\u1ea3o\",\n  \"l\u00ea nguy\u1ec5n h\u01b0\u01a1ng giang\",\n  \"phan ho\u00e0i ph\u01b0\u01a1ng\"\n];\n$pt = '\/nguy\u1ec5n\/';\nprint_r (preg_grep($pt, $input));<\/code><\/pre>\n\n\n\n<p>S\u1ebd cho ra k\u1ebft qu\u1ea3 th\u1ebf n\u00e0y:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Array ( &#91;0] =&gt; nguy\u1ec5n \u0111\u1ee9c anh &#91;2] =&gt; nguy\u1ec5n ph\u01b0\u01a1ng th\u1ea3o &#91;3] =&gt; l\u00ea nguy\u1ec5n h\u01b0\u01a1ng giang )<\/code><\/pre>\n\n\n\n<p>T\u1ee9c l\u00e0 m\u1ed9t m\u1ea3ng bao g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed ch\u1ee9a $pt.<\/p>\n\n\n\n<p>N\u1ebfu ch\u00fang ta th\u00eam <code>PREG_GREP_INVERT<\/code> v\u00e0o th\u00ec n\u00f3 s\u1ebd tr\u1ea3 v\u1ec1 c\u00e1c ph\u1ea7n t\u1eed KH\u00d4NG kh\u1edbp v\u1edbi m\u1eabu c\u1ea7n \u0111\u1ed1i s\u00e1nh.<\/p>\n\n\n\n<p>V\u00ed d\u1ee5 2:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$input = &#91;\n  \"nguy\u1ec5n \u0111\u1ee9c anh\",\n  \"l\u00ea h\u1ed3ng minh\",\n  \"nguy\u1ec5n ph\u01b0\u01a1ng th\u1ea3o\",\n  \"l\u00ea nguy\u1ec5n h\u01b0\u01a1ng giang\",\n  \"phan ho\u00e0i ph\u01b0\u01a1ng\"\n];\n$pt = '\/nguy\u1ec5n\/';\nprint_r (preg_grep($pt, $input, PREG_GREP_INVERT));<\/code><\/pre>\n\n\n\n<p>K\u1ebft qu\u1ea3:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Array ( &#91;1] =&gt; l\u00ea h\u1ed3ng minh &#91;4] =&gt; phan ho\u00e0i ph\u01b0\u01a1ng )<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>H\u00e0m preg_grep s\u1ebd tr\u1ea3 v\u1ec1 m\u1ed9t m\u1ea3ng bao g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed c\u00f3 ch\u1ee9a chu\u1ed7i c\u1ea7n t\u00ecm ki\u1ebfm. V\u00ed d\u1ee5 1: S\u1ebd cho ra k\u1ebft qu\u1ea3 th\u1ebf n\u00e0y: T\u1ee9c l\u00e0 m\u1ed9t m\u1ea3ng bao g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed ch\u1ee9a $pt. N\u1ebfu ch\u00fang ta th\u00eam PREG_GREP_INVERT v\u00e0o th\u00ec n\u00f3 s\u1ebd tr\u1ea3 v\u1ec1 c\u00e1c ph\u1ea7n t\u1eed KH\u00d4NG kh\u1edbp &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>H\u00e0m preg_grep trong PHP &#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\/ham-preg-grep-trong-php\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H\u00e0m preg_grep trong PHP &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"H\u00e0m preg_grep s\u1ebd tr\u1ea3 v\u1ec1 m\u1ed9t m\u1ea3ng bao g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed c\u00f3 ch\u1ee9a chu\u1ed7i c\u1ea7n t\u00ecm ki\u1ebfm. V\u00ed d\u1ee5 1: S\u1ebd cho ra k\u1ebft qu\u1ea3 th\u1ebf n\u00e0y: T\u1ee9c l\u00e0 m\u1ed9t m\u1ea3ng bao g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed ch\u1ee9a $pt. 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V\u00ed d\u1ee5 1: S\u1ebd cho ra k\u1ebft qu\u1ea3 th\u1ebf n\u00e0y: T\u1ee9c l\u00e0 m\u1ed9t m\u1ea3ng bao g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed ch\u1ee9a $pt. 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