khach<\/code>. <\/p>\n\n\n\nCode x\u00f3a d\u1eef li\u1ec7u l\u00e0 ng\u1eafn v\u00e0 \u0111\u01a1n gi\u1ea3n nh\u1ea5t so v\u1edbi Code th\u00eam v\u00e0 s\u1eeda \u2013 b\u1ea1n ch\u1ec9 ph\u1ea3i x\u00e1c \u0111\u1ecbnh 2 y\u1ebfu t\u1ed1 l\u00e0 b\u1ea3ng v\u00e0 v\u1ecb tr\u00ed trong b\u1ea3ng c\u1ea7n x\u00f3a m\u00e0 kh\u00f4ng c\u1ea7n quan t\u00e2m \u0111\u1ebfn c\u00e1c c\u1ed9t.<\/p>\n\n\n\n
$result trong c\u1ea3 3 c\u00e2u l\u1ec7nh th\u00eam s\u1eeda x\u00f3a \u0111\u1ec1u c\u00f3 \u00fd ngh\u0129a l\u00e0 s\u1ed1 d\u00f2ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c th\u00eam s\u1eeda x\u00f3a t\u01b0\u01a1ng \u1ee9ng. <\/p>\n\n\n\n
Ch\u1eb3ng h\u1ea1n n\u1ebfu t\u00f4i th\u00eam 2 d\u00f2ng d\u1eef li\u1ec7u th\u00ec $result = 2, n\u1ebfu t\u00f4i c\u1eadp nh\u1eadt 1 d\u00f2ng d\u1eef li\u1ec7u th\u00ec $result = 1, n\u1ebfu t\u00f4i x\u00f3a 3 d\u00f2ng d\u1eef li\u1ec7u th\u00ec $result = 3. <\/p>\n\n\n\n
Ch\u00fang ta th\u01b0\u1eddng s\u1eed d\u1ee5ng $result \u0111\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c thao t\u00e1c th\u00eam, s\u1eeda, x\u00f3a c\u00f3 th\u00e0nh c\u00f4ng hay kh\u00f4ng, $result > 0 t\u1ee9c l\u00e0 c\u00f3 \u00edt nh\u1ea5t 1 d\u00f2ng d\u1eef li\u1ec7u \u0111\u00e3 thay \u0111\u1ed5i.<\/p>\n\n\n\n
if ($result > 0) {\necho 'Thao T\u00e1c Th\u00e0nh C\u00f4ng';\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"C\u00e1c thao t\u00e1c th\u00eam s\u1eeda x\u00f3a d\u1eef li\u1ec7u trong MySQL b\u1eb1ng c\u00e1ch d\u00f9ng m\u00e3 PHP l\u00e0 nh\u1eefng b\u00e0i th\u1ef1c h\u00e0nh h\u1ebft s\u1ee9c quan tr\u1ecdng. Nh\u1eefng ki\u1ebfn th\u1ee9c \u1edf b\u00e0i n\u00e0y b\u1ea1n s\u1ebd g\u1eb7p \u0111i g\u1eb7p l\u1ea1i r\u1ea5t th\u01b0\u1eddng xuy\u00ean. S\u1edf d\u0129 n\u00f3 quan tr\u1ecdng \u0111\u1ebfn v\u1eady l\u00e0 b\u1edfi trong th\u1ef1c t\u1ebf g\u1ea7n nh\u01b0 100% c\u00e1c …<\/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":"\n
Th\u00eam, s\u1eeda v\u00e0 x\u00f3a d\u1eef li\u1ec7u trong PHP • Ki\u1ebfn c\u00e0ng<\/title>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\t\n\t\n\t\n","yoast_head_json":{"title":"Th\u00eam, s\u1eeda v\u00e0 x\u00f3a d\u1eef li\u1ec7u trong PHP • 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\/them-sua-va-xoa-du-lieu-trong-php\/","og_locale":"vi_VN","og_type":"article","og_title":"Th\u00eam, s\u1eeda v\u00e0 x\u00f3a d\u1eef li\u1ec7u trong PHP • Ki\u1ebfn c\u00e0ng","og_description":"C\u00e1c thao t\u00e1c th\u00eam s\u1eeda x\u00f3a d\u1eef li\u1ec7u trong MySQL b\u1eb1ng c\u00e1ch d\u00f9ng m\u00e3 PHP l\u00e0 nh\u1eefng b\u00e0i th\u1ef1c h\u00e0nh h\u1ebft s\u1ee9c quan tr\u1ecdng. 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