{"id":12404,"date":"2013-08-24T17:20:00","date_gmt":"2013-08-24T17:20:00","guid":{"rendered":"https:\/\/kiencang.net\/2013\/08\/24\/2-cach-chu-thich-trong-php\/"},"modified":"2013-08-24T17:20:00","modified_gmt":"2013-08-24T17:20:00","slug":"2-cach-chu-thich-trong-php","status":"publish","type":"post","link":"https:\/\/kiencang.net\/2-cach-chu-thich-trong-php\/","title":{"rendered":"2 c\u00e1ch ch\u00fa th\u00edch trong PHP"},"content":{"rendered":"\n<p>Trong b\u1ea5t c\u1ee9 ng\u00f4n ng\u1eef n\u00e0o d\u00f9 \u0111\u01a1n gi\u1ea3n nh\u01b0 HTML hay CSS cho \u0111\u1ebfn ph\u1ee9c t\u1ea1p h\u01a1n ch\u00fat x\u00edu nh\u01b0 PHP th\u00ec vi\u1ec7c ch\u00fa th\u00edch l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu. C\u00f3 ch\u00fa th\u00edch c\u00e1c d\u00f2ng code c\u1ee7a b\u1ea1n d\u1ec5 hi\u1ec3u h\u01a1n, d\u1ec5 ki\u1ec3m so\u00e1t, d\u1ec5 kh\u1eafc ph\u1ee5c l\u1ed7i c\u0169ng nh\u01b0 ti\u1ec7n cho vi\u1ec7c k\u1ebf th\u1eeba ho\u1eb7c l\u00e0m vi\u1ec7c nh\u00f3m.<\/p>\n\n\n\n<p>C\u00e1c \u0111o\u1ea1n ch\u00fa th\u00edch s\u1ebd \u0111\u01b0\u1ee3c m\u00e1y b\u1ecf qua, kh\u00f4ng \u0111\u1ed9ng \u0111\u1ebfn g\u00ec c\u1ea3, b\u1ea1n c\u00f3 th\u1ec3 vi\u1ebft Ti\u1ebfng Vi\u1ec7t \u1edf nh\u1eefng \u0111o\u1ea1n n\u00e0y n\u1ebfu mu\u1ed1n. Th\u01b0\u1eddng th\u00ec ch\u00fa th\u00edch s\u1ebd b\u1ecb &#8211;\u00a0<span style=\"color: #666666;\">\u0111\u1ec3 m\u1edd h\u01a1n nh\u01b0 th\u1ebf n\u00e0y &#8211;\u00a0<\/span>\u00a0nh\u1eefng d\u00f2ng code trong c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh h\u1ed7 tr\u1ee3 g\u00f5 code PHP &#8211; \u0111i\u1ec1u n\u00e0y c\u0169ng \u0111\u00fang trong h\u1ea7u h\u1ebft c\u00e1c ng\u00f4n ng\u1eef v\u00e0 ph\u1ea7n m\u1ec1m kh\u00e1c.<\/p>\n\n\n\n<p>Ch\u00fa th\u00edch trong PHP c\u00f3 2 ki\u1ec3u:<\/p>\n\n\n\n<ul><li>Ki\u1ec3u th\u1ee9 nh\u1ea5t l\u00e0 ch\u00fa th\u00edch d\u00f2ng, v\u1edbi 2 d\u1ea5u g\u1ea1ch ch\u00e9o nh\u01b0 th\u1ebf n\u00e0y: \/\/ \u2013 \u01b0u \u0111i\u1ec3m l\u00e0 \u0111\u01a1n gi\u1ea3n, nhanh \u2013 nh\u01b0ng b\u1ea1n ch\u1ec9 ch\u00fa th\u00edch \u0111\u01b0\u1ee3c duy nh\u1ea5t 1 d\u00f2ng. \u0110\u1ec3 ch\u00fa th\u00edch nhi\u1ec1u d\u00f2ng b\u1ea1n ph\u1ea3i d\u00f9ng ki\u1ec3u th\u1ee9 hai g\u1ecdi l\u00e0 ch\u00fa th\u00edch kh\u1ed1i.<\/li><li>Ki\u1ec3u th\u1ee9 hai l\u00e0 ch\u00fa th\u00edch kh\u1ed1i, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ec3 \u0111o\u1ea1n ch\u00fa th\u00edch tr\u00ean nhi\u1ec1u d\u00f2ng b\u1eb1ng c\u00e1ch \u0111\u01b0a n\u00f3 v\u00e0o c\u1eb7p th\u1ebb \/* v\u00e0 *\/<\/li><\/ul>\n\n\n\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng v\u00ed d\u1ee5 c\u1ee5 th\u1ec3 h\u01a1n:<\/p>\n\n\n\n<ul><li><strong>Ch\u00fa th\u00edch d\u00f2ng:\u00a0<\/strong><\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n \n\/\/ In ra th\u00f4ng tin tu\u1ed5i\n\necho $tuoi;\n \n?><\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<ul><li><strong>Ch\u00fa th\u00edch kh\u1ed1i:<\/strong><\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n \n\/*\nIn ra \u0111\u1ea7y \u0111\u1ee7 th\u00f4ng tin g\u1ed3m tu\u1ed5i, t\u00ean v\u00e0 gi\u1edbi t\u00ednh.\nKh\u00f4ng c\u1ea7n in ra th\u00f4ng tin qu\u00ea qu\u00e1n v\u00e0 \u0111i\u1ec7n tho\u1ea1i.\nTh\u1ebb &lt;br\/> d\u00f9ng \u0111\u1ec3 ng\u1eaft d\u00f2ng.\n*\/\n \necho $tuoi&lt;br\/>;\necho $ten&lt;br\/>;\necho $gioi&lt;br\/>;\n \n?><\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Trong b\u1ea5t c\u1ee9 ng\u00f4n ng\u1eef n\u00e0o d\u00f9 \u0111\u01a1n gi\u1ea3n nh\u01b0 HTML hay CSS cho \u0111\u1ebfn ph\u1ee9c t\u1ea1p h\u01a1n ch\u00fat x\u00edu nh\u01b0 PHP th\u00ec vi\u1ec7c ch\u00fa th\u00edch l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu. C\u00f3 ch\u00fa th\u00edch c\u00e1c d\u00f2ng code c\u1ee7a b\u1ea1n d\u1ec5 hi\u1ec3u h\u01a1n, d\u1ec5 ki\u1ec3m so\u00e1t, d\u1ec5 kh\u1eafc ph\u1ee5c l\u1ed7i c\u0169ng nh\u01b0 ti\u1ec7n cho vi\u1ec7c k\u1ebf &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>2 c\u00e1ch ch\u00fa th\u00edch 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\/2-cach-chu-thich-trong-php\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2 c\u00e1ch ch\u00fa th\u00edch trong PHP &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"Trong b\u1ea5t c\u1ee9 ng\u00f4n ng\u1eef n\u00e0o d\u00f9 \u0111\u01a1n gi\u1ea3n nh\u01b0 HTML hay CSS cho \u0111\u1ebfn ph\u1ee9c t\u1ea1p h\u01a1n ch\u00fat x\u00edu nh\u01b0 PHP th\u00ec vi\u1ec7c ch\u00fa th\u00edch l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu. 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