{"id":22054,"date":"2021-12-30T08:10:00","date_gmt":"2021-12-30T01:10:00","guid":{"rendered":"https:\/\/speed.family\/?p=20053"},"modified":"2021-12-30T08:10:00","modified_gmt":"2021-12-30T01:10:00","slug":"cac-kieu-lazy-load-anh","status":"publish","type":"post","link":"https:\/\/kiencang.net\/cac-kieu-lazy-load-anh\/","title":{"rendered":"C\u00e1c ki\u1ec3u lazy load \u1ea3nh: b\u1ea1n \u0111\u1ecbnh ch\u1ecdn ki\u1ec3u n\u00e0o?"},"content":{"rendered":"\n<p><a href=\"https:\/\/kiencang.net\/plugin-lazy-load-anh\/\" target=\"_blank\" rel=\"noreferrer noopener\">Plugin lazy load \u1ea3nh c\u00f3 r\u1ea5t nhi\u1ec1u<\/a> ph\u01b0\u01a1ng \u00e1n \u0111\u1ec3 b\u1ea1n ch\u1ecdn l\u1ef1a, t\u1ea5t c\u1ea3 \u0111\u1ec1u mi\u1ec5n ph\u00ed, v\u00ec \u0111\u00e2y l\u00e0 t\u00ednh n\u0103ng kh\u00f4ng kh\u00f3 tri\u1ec3n khai, m\u00e0 c\u0169ng kh\u00f4ng l\u00e0m ng\u01b0\u1eddi ph\u00e1t tri\u1ec3n t\u1ed1n t\u00e0i nguy\u00ean duy tr\u00ec. Ngo\u00e0i ra b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng t\u00ednh n\u0103ng n\u00e0y tr\u00ean h\u1ea7u h\u1ebft <a href=\"https:\/\/kiencang.net\/category\/cache\/\" target=\"_blank\" rel=\"noreferrer noopener\">plugin cache<\/a>, t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 kh\u00e1c (c\u00f3 th\u1ec3 c\u00f3 ph\u00ed).<\/p>\n\n\n<iframe loading=\"lazy\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/-nxcLVRQt3E\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe>\n\n\n<p>Hi\u1ec7n c\u00f3 nhi\u1ec1u h\u00ecnh th\u1ee9c lazy load \u1ea3nh:<\/p>\n\n\n<ul><li><strong>\u0110\u1ee3i \u1ea3nh v\u00e0o khung nh\u00ecn tr\u00ecnh duy\u1ec7t (viewport) r\u1ed3i m\u1edbi t\u1ea3i<\/strong>: \u01b0u \u0111i\u1ec3m l\u00e0 ti\u1ebft ki\u1ec7m t\u00e0i nguy\u00ean t\u1ed1i \u0111a, v\u00ec ch\u1ec9 \u1ea3nh th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c nh\u00ecn m\u1edbi \u0111\u01b0\u1ee3c t\u1ea3i v\u1ec1, nh\u01b0\u1ee3c \u0111i\u1ec3m c\u00f3 th\u1ec3 g\u00e2y ra \u0111\u1ed9 tr\u1ec5 (\u0111\u1eb7c bi\u1ec7t l\u00e0 khi hosting \u1edf xa ho\u1eb7c ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng t\u1ed1t). \u0110\u00e2y l\u00e0 c\u00e1ch l\u00e0m truy\u1ec1n th\u1ed1ng, v\u00e0 hi\u1ec7n nhi\u1ec1u plugin v\u1eabn \u0111i theo h\u01b0\u1edbng n\u00e0y, trong \u0111\u00f3 c\u00f3 c\u1ea3 LiteSpeed cache;<\/li><li><strong>T\u1ea3i tr\u01b0\u1edbc \u1ea3nh khi n\u00f3 \u0111i v\u00e0o khung nh\u00ecn tr\u00ecnh duy\u1ec7t<\/strong>: \u01b0u \u0111i\u1ec3m l\u00e0 v\u1eabn ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c t\u00e0i nguy\u00ean \u00edt nhi\u1ec1u nh\u01b0ng h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1edfng \u1ea3nh t\u1ea3i tr\u1ec5, nh\u01b0\u1ee3c \u0111i\u1ec3m c\u00f3 th\u1ec3 t\u1ed1n dung l\u01b0\u1ee3ng h\u01a1n so v\u1edbi ki\u1ec3u v\u00e0o khung nh\u00ecn tr\u00ecnh duy\u1ec7t r\u1ed3i m\u1edbi t\u1ea3i. \u0110\u00e2y l\u00e0 c\u00e1ch l\u00e0m m\u1edbi, m\u1ed9t s\u1ed1 plugin b\u1ea1n c\u00f3 th\u1ec3 th\u1eed l\u00e0 <a href=\"https:\/\/kiencang.net\/plugin-flying-images\/\" target=\"_blank\" rel=\"noreferrer noopener\">Flying Images<\/a> (mi\u1ec5n ph\u00ed), <a href=\"https:\/\/kiencang.net\/gioi-thieu-plugin-perfmatters\/\" target=\"_blank\" rel=\"noreferrer noopener\">Perfmatters<\/a> (c\u00f3 ph\u00ed). Trong \u0111a s\u1ed1 tr\u01b0\u1eddng h\u1ee3p t\u00f4i khuy\u1ebfn kh\u00edch s\u1eed d\u1ee5ng c\u00e1ch n\u00e0y;<\/li><li><strong>Tri\u1ec3n khai LQIP<\/strong>: \u01b0u \u0111i\u1ec3m gi\u00fap c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng \u0111\u00e1ng k\u1ec3, nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 ph\u1ee9c t\u1ea1p h\u01a1n khi c\u1ea7n th\u00eam c\u1ea3 <a href=\"https:\/\/kiencang.net\/anh-lqip\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u1ea3nh LQIP l\u00e0m n\u1ec1n<\/a>. Kh\u00f4ng nhi\u1ec1u plugin c\u00f3 t\u00ednh n\u0103ng n\u00e0y. Plugin mi\u1ec5n ph\u00ed t\u1ed1t l\u00e0 LiteSpeed cache (\u0111\u00e2y l\u00e0 t\u00f9y ch\u1ecdn tr\u00ean plugin, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng n\u00f3 ho\u1eb7c d\u00f9ng ki\u1ec3u truy\u1ec1n th\u1ed1ng). M\u1ed9t s\u1ed1 website c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn, ch\u1eb3ng h\u1ea1n nh\u01b0 Medium \u0111ang s\u1eed d\u1ee5ng ki\u1ec3u lazy load b\u1ed5 sung LQIP;<\/li><li><strong>M\u1eb7c \u0111\u1ecbnh t\u1ea3i s\u1eb5n nh\u1eefng \u1ea3nh \u0111\u1ea7u ti\u00ean<\/strong>: v\u00ed d\u1ee5 3 \u1ea3nh \u0111\u1ea7u ti\u00ean tr\u00ean trang, \u01b0u \u0111i\u1ec3m l\u00e0 c\u00e1c \u1ea3nh trong <a href=\"https:\/\/kiencang.net\/uu-tien-noi-dung-hien-thi\/\" target=\"_blank\" rel=\"noreferrer noopener\">m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean<\/a> s\u1ebd \u0111\u01b0\u1ee3c t\u1ea3i ngay l\u1eadp t\u1ee9c, nh\u01b0\u1ee3c \u0111i\u1ec3m g\u00e2y hao ph\u00ed n\u1ebfu c\u00e1c \u1ea3nh \u0111\u1ea7u ti\u00ean n\u1eb1m t\u1eeb m\u00e0n h\u00ecnh th\u1ee9 hai tr\u1edf \u0111i. Hi\u1ec7n t\u00f4i ch\u1ec9 th\u1ea5y <a href=\"https:\/\/kiencang.net\/huong-dan-plugin-flying-press\/\" target=\"_blank\" rel=\"noreferrer noopener\">plugin FlyingPress<\/a> l\u00e0 c\u00f3 t\u00ednh n\u0103ng tr\u00ean;<\/li><\/ul>\n\n\n<p>Nh\u00ecn chung t\u00f4i cho r\u1eb1ng tr\u00ean \u0111a s\u1ed1 website, c\u00e1ch t\u1ea3i tr\u01b0\u1edbc \u1ea3nh khi n\u00f3 \u0111i v\u00e0o khung nh\u00ecn tr\u00ecnh duy\u1ec7t l\u00e0 t\u1ed1t nh\u1ea5t:<\/p>\n\n\n<ul><li>N\u00f3 gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a hi\u1ec7n t\u01b0\u1ee3ng t\u1ea3i tr\u1ec5;<\/li><li>Kh\u00f4ng ph\u1ee9c t\u1ea1p nh\u01b0 LQIP;<\/li><li>Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p hi\u1ec7u qu\u1ea3 h\u01a1n ki\u1ec3u m\u1eb7c \u0111\u1ecbnh t\u1ea3i s\u1eb5n c\u00e1c \u1ea3nh \u0111\u1ea7u ti\u00ean;<\/li><\/ul>\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2 class=\"wp-block-heading\">L\u01b0u \u00fd khi s\u1eed d\u1ee5ng lazy load<\/h2>\n\n\n<iframe loading=\"lazy\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/csWlUswR1Ds\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe>\n\n\n<ul><li>WordPress m\u1edbi t\u00edch h\u1ee3p s\u1eb5n t\u00ednh n\u0103ng <a href=\"https:\/\/kiencang.net\/native-lazy-loading-cho-web\/\" target=\"_blank\" rel=\"noreferrer noopener\">lazy load \u1ea3nh ki\u1ec3u native<\/a> n\u00ean d\u00f9 b\u1ea1n kh\u00f4ng d\u00f9ng plugin, theo m\u1eb7c \u0111\u1ecbnh trang v\u1eabn lazy load \u1ea3nh. Khi b\u1ea1n d\u00f9ng plugin, c\u00e1c c\u00e0i \u0111\u1eb7t c\u1ee7a b\u1ea1n s\u1ebd ghi \u0111\u00e8 l\u00ean c\u00e1c t\u00f9y ch\u1ecdn lazy load m\u1eb7c \u0111\u1ecbnh;<\/li><li>B\u00e0i vi\u1ebft c\u00f3 1, 2 \u1ea3nh nh\u1eb9 nh\u00e0ng th\u00ec c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n d\u00f9ng lazy load, v\u00ec l\u1ee3i \u00edch kh\u00f4ng \u0111\u00e1ng k\u1ec3;<\/li><li>C\u00e1c trang th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, b\u00e1n h\u00e0ng online c\u1ea7n c\u00e2n nh\u1eafc \u0111\u00e1nh gi\u00e1 c\u1ea9n th\u1eadn khi tri\u1ec3n khai lazy load \u1ea3nh, v\u00ec c\u00e1c \u1ea3nh t\u1ea3i ch\u1eadm tr\u00ean trang ki\u1ec3u v\u1eady r\u1ea5t \u1ea3nh h\u01b0\u1edfng;<\/li><li>Lu\u00f4n ph\u1ea3i lo\u1ea1i b\u1ecf lazy load cho c\u00e1c \u1ea3nh thu\u1ed9c m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean, v\u00ed d\u1ee5 logo, \u1ea3nh \u0111\u1ea1i di\u1ec7n, banner. Nhi\u1ec1u plugin c\u00f3 t\u00ednh n\u0103ng lo\u1ea1i b\u1ecf n\u00e0y, d\u1ef1a v\u00e0o t\u00ean \u1ea3nh, ho\u1eb7c <a href=\"https:\/\/kiencang.net\/id-class-css\/\" target=\"_blank\" rel=\"noreferrer noopener\">class, id<\/a> c\u1ee7a \u1ea3nh;<\/li><li>\u1ea2nh banner m\u00e0 l\u00e0 d\u1ea1ng slide (c\u00f3 nhi\u1ec1u \u1ea3nh kh\u00e1c) th\u00ec \u1ea3nh \u0111\u1ea7u ti\u00ean kh\u00f4ng n\u00ean lazy load, nh\u01b0ng c\u00e1c \u1ea3nh th\u1ee9 hai, th\u1ee9 ba th\u00ec n\u00ean l\u00e0m th\u1ebf;<\/li><li>Lu\u00f4n c\u1ea7n ki\u1ec3m tra k\u1ef9 t\u00ednh n\u0103ng lazy load, \u0111\u1eb7c bi\u1ec7t tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u1edbi k\u1ebft n\u1ed1i kh\u00f4ng qu\u00e1 cao (v\u00ed d\u1ee5 3G) \u0111\u1ec3 ki\u1ec3m tra xem \u0111\u1ed9 tr\u1ec5 c\u00f3 l\u1edbn hay kh\u00f4ng?;<\/li><li>K\u1ebft h\u1ee3p n\u00e9n \u1ea3nh \u0111\u1ec3 gi\u1ea3m dung l\u01b0\u1ee3ng \u1ea3nh s\u1ebd gi\u00fap lazy load ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n (nh\u1edd gi\u1ea3m \u0111\u01b0\u1ee3c th\u1eddi gian t\u1ea3i -> gi\u1ea3m \u0111\u01b0\u1ee3c \u0111\u1ed7 tr\u1ec5). C\u00e1c plugin n\u00e9n \u1ea3nh ch\u1ea5t l\u01b0\u1ee3ng cao gi\u1edd c\u00f3 r\u1ea5t nhi\u1ec1u, m\u1ed9t s\u1ed1 c\u00e1i c\u00f2n mi\u1ec5n ph\u00ed, v\u00ed d\u1ee5 LiteSpeed. Khi n\u00e9n, b\u1ea1n \u01b0u ti\u00ean d\u00f9ng ki\u1ec3u n\u00e9n kh\u00f4ng m\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng, v\u00e0 ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c \u1ea3nh quan tr\u1ecdng ho\u1eb7c c\u00f3 k\u00edch c\u1ee1 l\u1edbn;<\/li><li>C\u00e2n nh\u1eafc <a href=\"https:\/\/kiencang.net\/webp-litespeed-cache\/\" target=\"_blank\" rel=\"noreferrer noopener\">s\u1eed d\u1ee5ng \u0111\u1ecbnh d\u1ea1ng \u1ea3nh WebP<\/a> n\u1ebfu th\u1ea5y \u1ed5n, v\u00ec gi\u1edd s\u1ed1 l\u01b0\u1ee3ng tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3 nhi\u1ec1u, v\u00e0 c\u00e1ch tri\u1ec3n khai d\u1ec5 d\u00e0ng h\u01a1n. WebP l\u00e0 \u0111\u1ecbnh d\u1ea1ng \u1ea3nh n\u00e9n ti\u1ebft ki\u1ec7m h\u01a1n \u0111\u00e1ng k\u1ec3 JPG v\u00e0 PNG;<\/li><li><a href=\"https:\/\/kiencang.net\/mua-hosting-cho-wordpress\/\" target=\"_blank\" rel=\"noreferrer noopener\">Hosting ch\u1ea5t l\u01b0\u1ee3ng cao<\/a> ho\u1eb7c\/v\u00e0 <a href=\"https:\/\/kiencang.net\/cdn-wordpress\/\" target=\"_blank\" rel=\"noreferrer noopener\">CDN t\u1ed1t<\/a> s\u1ebd gi\u00fap t\u1ed1c \u0111\u1ed9 t\u1ea3i \u1ea3nh cao -> gi\u1ea3m \u0111\u1ed7 tr\u1ec5 cho lazy load \u1ea3nh&#8230;Host \u1edf xa qu\u00e1 ho\u1eb7c kh\u00f4ng \u1ed5n \u0111\u1ecbnh d\u1ec5 l\u00e0m t\u0103ng \u0111\u1ed9 tr\u1ec5 lazy load \u1ea3nh, do v\u1eady ch\u00fang ta c\u1ea7n \u01b0u ti\u00ean ch\u1ecdn host \u1edf g\u1ea7n, n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c th\u00ec c\u1ea7n d\u00f9ng CDN \u0111\u1ec3 kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 kho\u1ea3ng c\u00e1ch;<\/li><li>\u0110a s\u1ed1 plugin kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng lazy load \u1ea3nh background (c\u0169ng kh\u00f4ng nhi\u1ec1u website s\u1eed d\u1ee5ng \u1ea3nh background n\u1eb7ng l\u00e0m n\u1ec1n), n\u1ebfu trong tr\u01b0\u1eddng h\u1ee3p b\u1ea1n c\u1ea7n c\u00f3 th\u1ec3 th\u1eed <a href=\"https:\/\/vi.wordpress.org\/plugins\/lazy-loading-responsive-images\/\" target=\"_blank\" rel=\"noreferrer noopener\">plugin Lazy Loader<\/a>;<\/li><\/ul>\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2 class=\"wp-block-heading\">V\u1ea5n \u0111\u1ec1 v\u1edbi \u1ea3nh thu\u1ed9c m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean<\/h2>\n\n\n<p>Trong khi logo, banner, ho\u1eb7c m\u1ed9t v\u00e0i \u1ea3nh c\u1ed1 \u0111\u1ecbnh kh\u00e1c thu\u1ed9c m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean r\u1ea5t d\u1ec5 lo\u1ea1i tr\u1eeb lazy load th\u00ec c\u00e1c \u1ea3nh \u0111\u1ea1i di\u1ec7n c\u00f3 th\u1ec3 kh\u00f4ng d\u1ec5 d\u00e0ng nh\u01b0 v\u1eady.<\/p>\n\n\n<p>V\u00ed d\u1ee5 c\u00e1c \u1ea3nh \u0111\u1ea1i di\u1ec7n cho b\u00e0i vi\u1ebft, cho s\u1ea3n ph\u1ea9m khi b\u1ea1n mu\u1ed1n lo\u1ea1i tr\u1eeb n\u00f3 th\u00ec s\u1ebd ph\u1ea3i th\u00f4ng qua class c\u1ee7a \u1ea3nh ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u00f4ng qua t\u00ean nh\u01b0 logo. V\u00ec th\u00f4ng qua t\u00ean s\u1ebd c\u00f3 r\u1ea5t nhi\u1ec1u t\u00ean \u1ea3nh ph\u1ea3i th\u00eam v\u00e0o (gi\u1ea3 s\u1eed b\u1ea1n c\u00f3 500 b\u00e0i vi\u1ebft th\u00ec t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 500 t\u00ean \u1ea3nh, m\u00e0 c\u00e1ch n\u00e0y c\u0169ng r\u1ea5t th\u1ee7 c\u00f4ng khi ph\u1ea3i c\u1eadp nh\u1eadt li\u00ean t\u1ee5c khi c\u00f3 b\u00e0i vi\u1ebft m\u1edbi).<\/p>\n\n\n<p>R\u1eafc r\u1ed1i \u1edf \u0111\u00e2y l\u00e0 trong khi m\u1ed9t s\u1ed1 theme \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t \u0111\u1ec3 \u0111\u00e1nh d\u1ea5u c\u00e1c class n\u00e0y th\u00ec m\u1ed9t s\u1ed1 theme \u1ea9u kh\u00e1c l\u1ea1i kh\u00f4ng, \u0111\u1eb7c bi\u1ec7t khi n\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf b\u1eb1ng page builder v\u1edbi m\u1ed9t ng\u01b0\u1eddi kh\u00f4ng chuy\u00ean. H\u1ec7 qu\u1ea3: b\u1ea1n kh\u00f4ng th\u1ec3 lo\u1ea1i tr\u1eeb lazy load n\u00f3 d\u1ef1a theo t\u00ean c\u0169ng nh\u01b0 d\u1ef1a theo class (v\u00ec class tr\u00f9ng t\u00ean v\u1edbi c\u00e1c \u1ea3nh b\u00ean d\u01b0\u1edbi ho\u1eb7c th\u1eadm ch\u00ed kh\u00f4ng c\u00f3 class).<\/p>\n\n\n<p>Tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, bi\u1ec7n ph\u00e1p t\u1ea3i \u1ea3nh ngay l\u1eadp t\u1ee9c d\u1ef1a v\u00e0o s\u1ed1 \u1ea3nh t\u00ednh t\u1eeb \u0111\u1ea7u trang l\u00e0 gi\u1ea3i ph\u00e1p r\u1ea5t th\u00fa v\u1ecb. N\u00f3 s\u1ebd gi\u00fap b\u1ea1n kh\u00f4ng c\u00f2n ph\u1ea3i lo l\u1eafng v\u1ec1 class hay t\u00ean \u1ea3nh n\u1eefa.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Plugin lazy load \u1ea3nh c\u00f3 r\u1ea5t nhi\u1ec1u ph\u01b0\u01a1ng \u00e1n \u0111\u1ec3 b\u1ea1n ch\u1ecdn l\u1ef1a, t\u1ea5t c\u1ea3 \u0111\u1ec1u mi\u1ec5n ph\u00ed, v\u00ec \u0111\u00e2y l\u00e0 t\u00ednh n\u0103ng kh\u00f4ng kh\u00f3 tri\u1ec3n khai, m\u00e0 c\u0169ng kh\u00f4ng l\u00e0m ng\u01b0\u1eddi ph\u00e1t tri\u1ec3n t\u1ed1n t\u00e0i nguy\u00ean duy tr\u00ec. Ngo\u00e0i ra b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng t\u00ednh n\u0103ng n\u00e0y tr\u00ean h\u1ea7u h\u1ebft plugin cache, t\u1ed1i \u01b0u &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[274],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00e1c ki\u1ec3u lazy load \u1ea3nh: b\u1ea1n \u0111\u1ecbnh ch\u1ecdn ki\u1ec3u n\u00e0o? &#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\/cac-kieu-lazy-load-anh\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1c ki\u1ec3u lazy load \u1ea3nh: b\u1ea1n \u0111\u1ecbnh ch\u1ecdn ki\u1ec3u n\u00e0o? &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"Plugin lazy load \u1ea3nh c\u00f3 r\u1ea5t nhi\u1ec1u ph\u01b0\u01a1ng \u00e1n \u0111\u1ec3 b\u1ea1n ch\u1ecdn l\u1ef1a, t\u1ea5t c\u1ea3 \u0111\u1ec1u mi\u1ec5n ph\u00ed, v\u00ec \u0111\u00e2y l\u00e0 t\u00ednh n\u0103ng kh\u00f4ng kh\u00f3 tri\u1ec3n khai, m\u00e0 c\u0169ng kh\u00f4ng l\u00e0m ng\u01b0\u1eddi ph\u00e1t tri\u1ec3n t\u1ed1n t\u00e0i nguy\u00ean duy tr\u00ec. 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