{"id":14987,"date":"2021-09-19T10:33:01","date_gmt":"2021-09-19T10:33:01","guid":{"rendered":"https:\/\/freehost.page\/?p=14987"},"modified":"2021-09-19T10:33:01","modified_gmt":"2021-09-19T10:33:01","slug":"ham-kiem-tra-truoc-php","status":"publish","type":"post","link":"https:\/\/kiencang.net\/ham-kiem-tra-truoc-php\/","title":{"rendered":"X\u00e2y d\u1ef1ng c\u00e1c h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc khi ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u l\u00e0 \u0111i\u1ec1u r\u1ea5t quan tr\u1ecdng"},"content":{"rendered":"\n<p>Khi b\u1ea1n x\u00e2y d\u1ef1ng c\u00e1c h\u00e0m li\u00ean quan \u0111\u1ebfn thao t\u00e1c ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u b\u1ea1n r\u1ea5t n\u00ean c\u1ea7n ph\u1ea3i t\u1ea1o <strong>h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc<\/strong> xem m\u1ed9t d\u1eef li\u1ec7u n\u00e0o \u0111\u00f3 c\u00f3 c\u1ea7n ph\u1ea3i ch\u1ec9nh s\u1eeda kh\u00f4ng \u0111\u00e3, n\u1ebfu c\u00f3 th\u00ec m\u1edbi d\u00f9ng h\u00e0m ch\u1ec9nh s\u1eeda \u0111\u1ec3 thao t\u00e1c. Kh\u00f4ng n\u00ean \u0111\u01b0a t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u qua h\u00e0m ch\u1ec9nh s\u1eeda ngay.<\/p>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y c\u00f3 v\u00e0i t\u00e1c d\u1ee5ng:<\/p>\n\n\n\n<ul><li>Tr\u00e1nh c\u00e1c thao t\u00e1c th\u1eeba, \u0111\u1ed3ng th\u1eddi c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t, d\u00f9 \u0111i\u1ec1u n\u00e0y kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng x\u1ea3y ra;<\/li><li>Quan tr\u1ecdng h\u01a1n n\u00f3 ph\u00f2ng tr\u01b0\u1eddng h\u1ee3p c\u00e1c m\u00e3 ch\u1ec9nh s\u1eeda c\u1ee7a b\u1ea1n ch\u01b0a ho\u00e0n h\u1ea3o, v\u00e0 h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c nguy c\u01a1 can thi\u1ec7p kh\u00f4ng \u0111\u00fang;<\/li><li>D\u0129 nhi\u00ean n\u1ebfu m\u00e3 ch\u1ec9nh s\u1eeda c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ee7 t\u1ed1t, n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc, tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y kh\u00f4ng th\u01b0\u1eddng xuy\u00ean x\u1ea3y ra, v\u00e0 c\u00e1ch an to\u00e0n h\u01a1n l\u00e0 v\u1eabn n\u00ean t\u1ea1o h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc;<\/li><\/ul>\n\n\n\n<p>V\u00ed d\u1ee5 khi t\u00f4i <a href=\"https:\/\/kiencang.net\/php-chuyen-dau-thanh-v12\/\" target=\"_blank\" rel=\"noreferrer noopener\">vi\u1ebft h\u00e0m chuy\u1ec3n d\u1ea5u thanh \u0111\u1eb7t sai v\u1ecb tr\u00ed cho t\u1eeb ti\u1ebfng Vi\u1ec7t<\/a>, t\u00f4i s\u1ebd vi\u1ebft h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc xem m\u1ed9t t\u1eeb n\u00e0o \u0111\u1ea5y c\u00f3 c\u1ea7n ch\u1ec9nh d\u1ea5u kh\u00f4ng \u0111\u00e3, n\u1ebfu n\u00f3 c\u00f3 th\u00ec m\u1edbi \u0111\u01b0a n\u00f3 v\u00e0o h\u00e0m s\u1eeda d\u1ea5u. V\u00ec t\u1ef7 l\u1ec7 c\u00e1c t\u1eeb c\u1ea7n ch\u1ec9nh s\u1eeda v\u1ed1n kh\u00f4ng nhi\u1ec1u, nh\u1eefng t\u1eeb \u0111\u00fang kh\u1ecfi ph\u1ea3i \u0111i qua b\u1ed9 l\u1ecdc.<\/p>\n\n\n\n<p>C\u00e1i hay n\u1eefa c\u1ee7a h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc, l\u00e0 b\u1ea1n s\u1ebd b\u1eaft \u0111\u1ea7u v\u1edbi \u0111i\u1ec1u ki\u1ec7n b\u1eaft l\u1ed7i tr\u01b0\u1edbc, v\u00e0 \u0111i\u1ec1u n\u00e0y s\u1ebd gi\u00fap b\u1ea1n c\u00f3 c\u00e1i nh\u00ecn r\u00f5 h\u01a1n trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p, thay v\u00ec nh\u1ea3y v\u00e0o vi\u1ebft ngay k\u1ebft h\u1ee3p c\u1ea3 b\u1eaft l\u1ed7i + ch\u1ec9nh s\u1eeda. V\u00e0 v\u00ec nh\u00ecn r\u00f5, h\u00e0m n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c vi\u1ebft t\u1ed1t h\u01a1n, k\u1ebft qu\u1ea3 l\u00e0 h\u00e0m c\u1ee7a b\u1ea1n s\u1ebd \u0111\u01b0a ra \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00e1p \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<p>H\u00e0m b\u1eaft l\u1ed7i d\u0129 nhi\u00ean l\u00e0 s\u1eed d\u1ee5ng l\u1ea1i \u0111\u01b0\u1ee3c trong h\u00e0m ch\u1ec9nh s\u1eeda. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p m\u00e0 ch\u00fang ta c\u1ea7n \u0111\u1ed9 ch\u00ednh x\u00e1c cao, vi\u1ec7c d\u01b0 th\u1eeba thao t\u00e1c \u1edf m\u1ee9c \u0111\u1ed9 n\u00e0o \u0111\u00f3 l\u00e0 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Khi b\u1ea1n x\u00e2y d\u1ef1ng c\u00e1c h\u00e0m li\u00ean quan \u0111\u1ebfn thao t\u00e1c ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u b\u1ea1n r\u1ea5t n\u00ean c\u1ea7n ph\u1ea3i t\u1ea1o h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc xem m\u1ed9t d\u1eef li\u1ec7u n\u00e0o \u0111\u00f3 c\u00f3 c\u1ea7n ph\u1ea3i ch\u1ec9nh s\u1eeda kh\u00f4ng \u0111\u00e3, n\u1ebfu c\u00f3 th\u00ec m\u1edbi d\u00f9ng h\u00e0m ch\u1ec9nh s\u1eeda \u0111\u1ec3 thao t\u00e1c. Kh\u00f4ng n\u00ean \u0111\u01b0a t\u1ea5t c\u1ea3 d\u1eef &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>X\u00e2y d\u1ef1ng c\u00e1c h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc khi ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u l\u00e0 \u0111i\u1ec1u r\u1ea5t quan tr\u1ecdng &#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-kiem-tra-truoc-php\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"X\u00e2y d\u1ef1ng c\u00e1c h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc khi ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u l\u00e0 \u0111i\u1ec1u r\u1ea5t quan tr\u1ecdng &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"Khi b\u1ea1n x\u00e2y d\u1ef1ng c\u00e1c h\u00e0m li\u00ean quan \u0111\u1ebfn thao t\u00e1c ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u b\u1ea1n r\u1ea5t n\u00ean c\u1ea7n ph\u1ea3i t\u1ea1o h\u00e0m ki\u1ec3m tra tr\u01b0\u1edbc xem m\u1ed9t d\u1eef li\u1ec7u n\u00e0o \u0111\u00f3 c\u00f3 c\u1ea7n ph\u1ea3i ch\u1ec9nh s\u1eeda kh\u00f4ng \u0111\u00e3, n\u1ebfu c\u00f3 th\u00ec m\u1edbi d\u00f9ng h\u00e0m ch\u1ec9nh s\u1eeda \u0111\u1ec3 thao t\u00e1c. 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