{"id":12362328,"date":"2026-03-11T19:26:31","date_gmt":"2026-03-11T11:26:31","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e5%a6%82%e4%bd%95%e5%88%b6%e4%bd%9c%e4%b8%80%e4%b8%aa%e4%b8%93%e4%b8%9a%e7%9a%84wordpress%e4%b8%bb%e9%a2%98%ef%bc%9a%e4%bb%8e%e9%9b%b6%e5%bc%80%e5%a7%8b%e7%9a%84%e5%ae%8c%e6%95%b4%e5%bc%80%e5%8f%91\/"},"modified":"2026-06-03T18:59:39","modified_gmt":"2026-06-03T10:59:39","slug":"complete-guide-to-developing-professional-wordpress-theme","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/wordpress\/complete-guide-to-developing-professional-wordpress-theme\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u1ea1o ra m\u1ed9t ch\u1ee7 \u0111\u1ec1 WordPress chuy\u00ean nghi\u1ec7p: H\u01b0\u1edbng d\u1eabn ph\u00e1t tri\u1ec3n \u0111\u1ea7y \u0111\u1ee7 t\u1eeb \u0111\u1ea7u"},"content":{"rendered":"

Vi\u1ec7c t\u1ea1o ra m\u1ed9t ch\u1ee7 \u0111\u1ec1 WordPress chuy\u00ean nghi\u1ec7p kh\u00f4ng ch\u1ec9 \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c v\u1ec1 PHP, HTML, CSS v\u00e0 JavaScript, m\u00e0 c\u00f2n l\u00e0 s\u1ef1 hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u1ec1 tri\u1ebft l\u00fd c\u1ed1t l\u00f5i, c\u00e1c t\u00ednh n\u0103ng ch\u00ednh v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed1t nh\u1ea5t c\u1ee7a WordPress. Vi\u1ec7c x\u00e2y d\u1ef1ng t\u1eeb \u0111\u1ea7u cho ph\u00e9p nh\u00e0 ph\u00e1t tri\u1ec3n n\u1eafm to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t, t\u1eeb \u0111\u00f3 t\u1ea1o ra nh\u1eefng trang web c\u00f3 hi\u1ec7u su\u1ea5t cao, \u0111\u1ed9 b\u1ea3o m\u1eadt t\u1ed1t v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng t\u00edch c\u1ef1c.<\/p>\n\n\n\n

Kh\u1edfi t\u1ea1o d\u1ef1 \u00e1n v\u00e0 thi\u1ebft l\u1eadp m\u00f4i tr\u01b0\u1eddng<\/h2>\n\n\n\n

Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u vi\u1ebft b\u1ea5t k\u1ef3 \u0111o\u1ea1n m\u00e3 n\u00e0o, vi\u1ec7c thi\u1ebft l\u1eadp m\u1ed9t m\u00f4i tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n r\u00f5 r\u00e0ng v\u00e0 c\u00f3 c\u1ea5u tr\u00fac l\u00e0 \u0111i\u1ec1u v\u00f4 c\u00f9ng quan tr\u1ecdng. \u0110i\u1ec1u n\u00e0y s\u1ebd \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n di\u1ec5n ra m\u1ed9t c\u00e1ch c\u00f3 t\u1ed5 ch\u1ee9c v\u00e0 m\u00e3 ngu\u1ed3n d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c b\u1ea3o tr\u00ec.<\/p>\n\n\n\n

Thi\u1ebft l\u1eadp c\u1ea5u tr\u00fac t\u1ec7p tin c\u01a1 b\u1ea3n<\/h3>\n\n\n\n

M\u1ed9t ch\u1ee7 \u0111\u1ec1 WordPress ti\u00eau chu\u1ea9n c\u1ea7n m\u1ed9t lo\u1ea1t c\u00e1c t\u1ec7p tin nh\u1ea5t \u0111\u1ecbnh. Tr\u01b0\u1edbc h\u1ebft, h\u00e3y th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc sau trong m\u00f4i tr\u01b0\u1eddng c\u00e0i \u0111\u1eb7t WordPress tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n:wp-content\/themes<\/code>Trong th\u01b0 m\u1ee5c, t\u1ea1o m\u1ed9t th\u01b0 m\u1ee5c c\u00f3 t\u00ean tr\u00f9ng v\u1edbi t\u00ean ch\u1ee7 \u0111\u1ec1 c\u1ee7a b\u1ea1n, v\u00ed d\u1ee5my-professional-theme<\/code>Th\u01b0 m\u1ee5c n\u00e0y c\u1ea7n ch\u1ee9a \u00edt nh\u1ea5t c\u00e1c t\u1ec7p sau:<\/p>\n\n\n\n

1. style.css<\/code>Thi\u1ebft l\u1eadp b\u1ea3ng \u0111\u1ecbnh d\u1ea1ng cho ch\u1ee7 \u0111\u1ec1 (stylesheet), bao g\u1ed3m c\u1ea3 c\u00e1c ti\u00eau \u0111\u1ec1 ch\u00fa th\u00edch ch\u1ee9a th\u00f4ng tin meta v\u1ec1 ch\u1ee7 \u0111\u1ec1.
\n2. index.php<\/code>T\u1ec7p m\u1eabu ch\u00ednh c\u1ee7a ch\u1ee7 \u0111\u1ec1 l\u00e0 b\u1eaft bu\u1ed9c ph\u1ea3i c\u00f3.
\n3. functions.php<\/code>\u0110\u00e2y l\u00e0 m\u1ed9t t\u1ec7p PHP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 n\u00e2ng cao c\u00e1c t\u00ednh n\u0103ng c\u1ee7a ch\u1ee7 \u0111\u1ec1 (theme) trong \u1ee9ng d\u1ee5ng.
\n4. header.php<\/code>M\u1eabu \u0111\u1ea7u trang c\u1ee7a trang web.
\n5. footer.php<\/code>M\u1eabu ch\u00e2n trang c\u1ee7a trang web.<\/p>\n\n\n\n

C\u1ea5u h\u00ecnh c\u00e1c ki\u1ec3u d\u00e1ng v\u00e0 th\u00f4ng tin c\u1ed1t l\u00f5i<\/h3>\n\n\n\n

style.css<\/code>C\u00e1c ghi ch\u00fa \u1edf ph\u1ea7n \u0111\u1ea7u c\u1ee7a t\u1ec7p tin l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t gi\u00fap WordPress nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c ch\u1ee7 \u0111\u1ec1 (theme) c\u1ee7a trang web. M\u1ed9t \u0111\u1ea7u ti\u00eau \u0111\u1ec1 (style header) ho\u00e0n ch\u1ec9nh \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y nh\u01b0 sau:<\/p>\n\n\r\n

\r\n \r\n
\r\n \r\n UltaHost \u2013 Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 WordPress chuy\u00ean nghi\u1ec7p <\/strong>\r\n
B\u1ea3o \u0111\u1ea3m ho\u00e0n ti\u1ec1n trong 30 ng\u00e0y, b\u0103ng th\u00f4ng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00f4ng gi\u1edbi h\u1ea1n, b\u1ea3o v\u1ec7 DDoS mi\u1ec5n ph\u00ed, mua 3 n\u0103m \u01b0u \u0111\u00e3i 50%<\/div>\r\n <\/div>\r\n\r\n
\r\n \r\n \"Logo\r\n \r\n <\/a>\r\n \r\n \r\n Truy c\u1eadp trang <\/a>\r\n <\/div>\r\n<\/div>\n\n\n\n\n\n\n
\/*\nTheme Name: My Professional Theme\nTheme URI: https:\/\/example.com\/my-professional-theme\nAuthor: Your Name\nAuthor URI: https:\/\/example.com\nDescription: \u4e00\u4e2a\u4e3a\u901f\u5ea6\u548c\u7528\u6237\u4f53\u9a8c\u800c\u751f\u7684\u4e13\u4e1aWordPress\u4e3b\u9898\u3002\nVersion: 1.0.0\nLicense: GPL v2 or later\nText Domain: my-professional-theme\n*\/<\/code><\/pre>\n\n\n\n
\u0110o\u1ea1n n\u00e0y \u0111\u1ecbnh ngh\u0129a th\u00f4ng tin hi\u1ec3n th\u1ecb c\u1ee7a ch\u1ee7 \u0111\u1ec1 (theme) trong giao di\u1ec7n qu\u1ea3n tr\u1ecb (backend) c\u1ee7a WordPress. Trong \u0111\u00f3\u2026Text Domain<\/code>D\u00f9ng cho qu\u1ed1c t\u1ebf h\u00f3a, ph\u1ea3i nh\u1ea5t qu\u00e1n v\u1edbi t\u00ean th\u01b0 m\u1ee5c ch\u1ee7 \u0111\u1ec1.<\/p>\n\n\n\n
Nh\u1eadp c\u00e1c h\u00e0m c\u1ed1t l\u00f5i c\u1ea7n thi\u1ebft<\/h3>\n\n\n\n
functions.php<\/code>\u0110\u00e2y l\u00e0 \u201ctr\u00ecnh qu\u1ea3n l\u00fd n\u1ed9i dung\u201d (content management system) c\u1ee7a ch\u1ee7 \u0111\u1ec1 (theme). Ban \u0111\u1ea7u, b\u1ea1n c\u1ea7n th\u00eam c\u00e1c ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n v\u00e0o \u0111\u00e2y, ch\u1eb3ng h\u1ea1n nh\u01b0 kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb \u1ea3nh thu nh\u1ecf c\u1ee7a b\u00e0i vi\u1ebft (article thumbnails), t\u1ea1o menu \u0111i\u1ec1u h\u01b0\u1edbng (navigation menu), v\u00e0 t\u1ea3i d\u1eef li\u1ec7u v\u0103n b\u1ea3n c\u1ee7a ch\u1ee7 \u0111\u1ec1 \u0111\u1ec3 h\u1ed7 tr\u1ee3 vi\u1ec7c d\u1ecbch (translation).<\/p>\n\n\n\n
<?php\n\/\/ \u6dfb\u52a0\u6587\u7ae0\u7279\u8272\u56fe\u50cf\u652f\u6301\nadd_theme_support('post-thumbnails');\n\n\/\/ \u6ce8\u518c\u4e3b\u5bfc\u822a\u83dc\u5355\nregister_nav_menus(array(\n    'primary' => __('\u4e3b\u5bfc\u822a\u83dc\u5355', 'my-professional-theme'),\n));\n\n\/\/ \u8bbe\u7f6e\u4e3b\u9898\u652f\u6301\u6807\u9898\u6807\u7b7e\nadd_theme_support('title-tag');\n\n\/\/ \u52a0\u8f7d\u4e3b\u9898\u6587\u672c\u57df\nfunction my_theme_load_textdomain() {\n    load_theme_textdomain('my-professional-theme', get_template_directory() . '\/languages');\n}\nadd_action('after_setup_theme', 'my_theme_load_textdomain');<\/code><\/pre>\n\n\n\n
X\u00e2y d\u1ef1ng c\u00e1c t\u1ec7p m\u1eabu c\u1ed1t l\u00f5i<\/h2>\n\n\n\n
C\u00e1c ch\u1ee7 \u0111\u1ec1 WordPress tu\u00e2n theo h\u1ec7 th\u1ed1ng c\u1ea5p \u0111\u1ed9 c\u1ee7a c\u00e1c m\u1eabu (template hierarchy). \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u00e1c lo\u1ea1i trang kh\u00e1c nhau s\u1ebd \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c t\u1ec7p m\u1eabu kh\u00e1c nhau theo th\u1ee9 t\u1ef1 \u01b0u ti\u00ean \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc. Vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c t\u1ec7p m\u1eabu n\u00e0y l\u00e0 tr\u1ecdng t\u00e2m trong qu\u00e1<\/p>\n\n\n\n
T\u1ea1o m\u1eabu \u0111\u1ea7u trang v\u00e0 ch\u00e2n trang<\/h3>\n\n\n\n
Header fileheader.php<\/code>N\u1ed9i dung n\u00e0y c\u1ea7n bao g\u1ed3m ph\u1ea7n \u0111\u1ea7u c\u1ee7a t\u00e0i li\u1ec7u HTML, k\u00e9o d\u00e0i \u0111\u1ebfn tr\u01b0\u1edbc khi khu v\u1ef1c ch\u1ee9a n\u1ed9i dung th\u1ef1c s\u1ef1 b\u1eaft \u0111\u1ea7u. N\u00f3 c\u0169ng c\u1ea7n hi\u1ec3n th\u1ecb c\u00e1c khu v\u1ef1c c\u1ea7n thi\u1ebft v\u00e0 c\u00e1c hook quan tr\u1ecdng c\u1ee7a WordPress.<\/p>\n\n\n\n
<!DOCTYPE html>\n<html no numeric noise key 1005>\n<head>\n    <meta charset="<?php bloginfo('charset'); ?>">\n    <meta name="viewport" content="width=device-width, initial-scale=1">\n    <?php wp_head(); ?>\n<\/head>\n<body no numeric noise key 1002>\n<?php wp_body_open(); ?>\n<header id="site-header">\n    <nav>\n        'primary')); ?&gt;\n    <\/nav>\n<\/header>\n<main id="main-content"><\/code><\/pre>\n\n\n\n
File for the footer sectionfooter.php<\/code>Ph\u1ea7n n\u00e0y c\u00f3 nhi\u1ec7m v\u1ee5 \u0111\u00f3ng khung c\u1ea5u tr\u00fac ch\u00ednh c\u1ee7a trang web v\u00e0 ch\u1ee9a c\u00e1c \u0111o\u1ea1n m\u00e3 script c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n
<\/main>\n<footer id="site-footer">\n    <p>©<\/p>\n<\/footer>\n<?php wp_footer(); ?>\n<\/body>\n<\/html><\/code><\/pre>\n\n\n\n
\u5728index.php<\/code>wp_footer()get_header()<\/code>\u548cget_footer()<\/code>H\u00e0m s\u1ebd \u0111\u01b0a ch\u00fang v\u00e0o (t\u1ee9c l\u00e0 s\u1eed d\u1ee5ng ch\u00fang trong ch\u01b0\u01a1ng tr\u00ecnh).<\/p>\n\n\n\n
Th\u1ef1c hi\u1ec7n vi\u1ec7c l\u1eb7p l\u1ea1i c\u00e1c b\u00e0i vi\u1ebft v\u00e0 hi\u1ec3n th\u1ecb n\u1ed9i dung c\u1ee7a ch\u00fang.<\/h3>\n\n\n\n
index.php<\/code>\u0110\u00e2y l\u00e0 m\u1eabu thi\u1ebft k\u1ebf m\u1eb7c \u0111\u1ecbnh c\u1ee7a ch\u1ee7 \u0111\u1ec1 (theme). Tr\u1ecdng t\u00e2m c\u1ee7a n\u00f3 l\u00e0 \u201cv\u00f2ng l\u1eb7p WordPress\u201d (WordPress loop), \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u1ea5y v\u00e0 hi\u1ec3n th\u1ecb c\u00e1c b\u00e0i vi\u1ebft t\u1eeb c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n\n\n\n
<article no numeric noise key 1012 id="post-<?php the_ID(); ?>">\n        <h2><a href="\/vi\/<\/?php the_permalink(); ?>"><?php the_title(); ?><\/a><\/h2>\n        <div class="entry-meta">\n            \u53d1\u5e03\u4e8e\uff1a | \u4f5c\u8005\uff1a\n        <\/div>\n        <div class="entry-content">\n            <?php the_excerpt(); ?>\n        <\/div>\n    <\/article>\n\n<?php endwhile; ?>\n    <div class="navigation">\n        <?php posts_nav_link(); ?>\n    <\/div>\n<?php else : ?>\n    <p><?php _e('\u62b1\u6b49\uff0c\u6ca1\u6709\u627e\u5230\u4efb\u4f55\u6587\u7ae0\u3002', 'my-professional-theme'); ?><\/p><\/code><\/pre>\n\n\n\n
Ph\u00e1t tri\u1ec3n c\u00e1c m\u1eabu trang web chuy\u00ean d\u1ee5ng<\/h3>\n\n\n\n
\u0110\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u hi\u1ec3n th\u1ecb tr\u00ean c\u00e1c trang kh\u00e1c nhau, b\u1ea1n c\u1ea7n t\u1ea1o ra c\u00e1c t\u1ec7p m\u1eabu (template files) ri\u00eang bi\u1ec7t. V\u00ed d\u1ee5, h\u00e3y t\u1ea1o m\u1ed9t t\u1ec7p m\u1eabu cho m\u1ed9t b\u00e0i vi\u1ebft \u0111\u01a1n l\u1ebb.single.php<\/code>N\u00f3 s\u1eed d\u1ee5ng\u2026the_content()<\/code>\u0111\u1ec3 hi\u1ec3n th\u1ecb n\u1ed9i dung b\u00e0i vi\u1ebft \u0111\u1ea7y \u0111\u1ee7. T\u1ea1opage.php<\/code>\u0110\u1ec3 hi\u1ec3n th\u1ecb c\u00e1c trang t\u0129nh, b\u1ea1n c\u1ea7n t\u1ea1o ch\u00fang tr\u01b0\u1edbc.front-page.php<\/code>B\u1ea1n c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh ho\u00e0n to\u00e0n b\u1ed1 c\u1ee5c trang ch\u1ee7 c\u1ee7a trang web; \u01b0u ti\u00ean c\u1ee7a m\u1eabu n\u00e0y cao h\u01a1n c\u00e1c m\u1eabu kh\u00e1c.index.php<\/code>\u3002<\/p>\n\n\r\n
\r\n     \r\n  
\r\n    \r\n      Hosting.com - l\u01b0u tr\u1eef chia s\u1ebb    <\/strong>\r\n    
Hi\u1ec7u n\u0103ng cao, \u0111\u01b0\u1ee3c trang b\u1ecb CPU AMD EPYC, l\u01b0u tr\u1eef SSD NVMe v\u00e0 LiteSpeed, h\u1ed7 tr\u1ee3 chuy\u00ean gia n\u1ed9i b\u1ed9 24 gi\u1edd\/ng\u00e0y, c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt ti\u00ean ti\u1ebfn bao g\u1ed3m SSL, ch\u1ed1ng brute force, ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i v\u00e0 b\u1ea3o v\u1ec7 DDoS, ti\u1ebft ki\u1ec7m t\u1edbi 73%.<\/div>\r\n  <\/div>\r\n\r\n  
\r\n          \r\n                  \"Logo\r\n          \r\n              <\/a>\r\n    \r\n    \r\n       Truy c\u1eadp trang    <\/a>\r\n  <\/div>\r\n<\/div>\n\n\n\n\n\n\n
Th\u00eam t\u00ednh n\u0103ng ch\u1ee7 \u0111\u1ec1 v\u00e0 t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh<\/h2>\n\n\n\n
Vi\u1ec7c cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh giao di\u1ec7n trang web m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i thay \u0111\u1ed5i m\u00e3 ngu\u1ed3n l\u00e0 m\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a c\u00e1c n\u1ec1n t\u1ea3ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh cho m\u1ee5c \u0111\u00edch chuy\u00ean nghi\u1ec7p. WordPress cung c\u1ea5p m\u1ed9t API t\u00f9y ch\u1ec9nh m\u1ea1nh m\u1ebd \u0111\u1ec3 h\u1ed7 tr\u1ee3 \u0111i\u1ec1u n\u00e0y.<\/p>\n\n\n\n
S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 t\u00f9y ch\u1ec9nh \u0111\u1ec3 th\u00eam c\u00e1c thi\u1ebft l\u1eadp.<\/h3>\n\n\n\n
WordPress Customizer cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng xem tr\u01b0\u1edbc nh\u1eefng thay \u0111\u1ed5i m\u1ed9t c\u00e1ch th\u1eddi gian th\u1ef1c. B\u1ea1n c\u00f3 th\u1ec3\u2026functions.php<\/code>s\u1eed d\u1ee5ngWP_Customize_Manager<\/code>B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u1ec3 th\u00eam c\u00e1c thi\u1ebft l\u1eadp c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n
function my_theme_customize_register($wp_customize) {\n    \/\/ \u6dfb\u52a0\u4e00\u4e2a\u201c\u4e3b\u9898\u9009\u9879\u201d\u677f\u5757\n    $wp_customize->add_section('theme_options', array(\n        'title' => __('\u4e3b\u9898\u9009\u9879', 'my-professional-theme'),\n        'priority' => 30,\n    ));\n\n\/\/ \u6dfb\u52a0\u9875\u811a\u7248\u6743\u6587\u672c\u8bbe\u7f6e\n    $wp_customize->add_setting('footer_copyright_text', array(\n        'default' => '',\n        'sanitize_callback' => 'sanitize_text_field',\n    ));\n\n$wp_customize->add_control('footer_copyright_text', array(\n        'label' => __('\u9875\u811a\u7248\u6743\u6587\u672c', 'my-professional-theme'),\n        'section' => 'theme_options',\n        'type' => 'textarea',\n    ));\n}\nadd_action('customize_register', 'my_theme_customize_register');<\/code><\/pre>\n\n\n\n
Trong t\u00f9y ch\u1ecdn \u201cTr\u00ecnh t\u00f9y ch\u1ec9nh \u1ee9ng d\u1ee5ng Frontend\u201d<\/h3>\n\n\n\n
Sau khi th\u00eam c\u00e1c thi\u1ebft l\u1eadp, b\u1ea1n c\u1ea7n g\u1ecdi ch\u00fang trong t\u1ec7p m\u1eabu (template file). V\u00ed d\u1ee5, trong\u2026footer.php<\/code>Trong \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb v\u0103n b\u1ea3n b\u1ea3n quy\u1ec1n t\u00f9y ch\u1ec9nh theo c\u00e1ch sau:<\/p>\n\n\n\n
<footer id="site-footer">\n    <p>\n        <?php\n            $custom_text = get_theme_mod('footer_copyright_text');\n            if ($custom_text) {\n                echo esc_html($custom_text);\n            } else {\n                echo '© ' . date('Y') . ' ' . get_bloginfo('name');\n            }\n        ?>\n    <\/p>\n<\/footer><\/code><\/pre>\n\n\n\n
H\u1ed7 tr\u1ee3 t\u00edch h\u1ee3p c\u00e1c ti\u1ec7n \u00edch nh\u1ecf (widgets)<\/h3>\n\n\n\n
C\u00e1c ti\u1ec7n \u00edch (widgets) l\u00e0 nh\u1eefng khu v\u1ef1c n\u1ed9i dung linh ho\u1ea1t trong thanh b\u00ean (sidebar) c\u1ee7a WordPress. B\u1ea1n c\u1ea7n \u0111\u0103ng k\u00fd c\u00e1c khu v\u1ef1c ti\u1ec7n \u00edch (thanh b\u00ean) tr\u01b0\u1edbc khi c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ch\u00fang.<\/p>\n\n\n\n
function my_theme_widgets_init() {\n    register_sidebar(array(\n        'name'          =&gt; __('\u4e3b\u4fa7\u8fb9\u680f', 'my-professional-theme'),\n        'id'            =&gt; 'sidebar-1',\n        'description'   =&gt; __('\u5728\u6b64\u6dfb\u52a0\u5c0f\u90e8\u4ef6\u3002', 'my-professional-theme'),\n        'before_widget' =&gt; '<section id="%1$s" class="widget %2$s">',\n        'after_widget'  =&gt; '<\/section>',\n        'before_title'  =&gt; '<h3 class="widget-title">',\n        'after_title'   =&gt; '<\/h3>',\n    ));\n}\nadd_action('widgets_init', 'my_theme_widgets_init');<\/code><\/pre>\n\n\n\n
Sau \u0111\u00f3, trong template (v\u00ed d\u1ee5 nh\u01b0\u2026)sidebar.php<\/code>Trong \u0111\u00f3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua\u2026dynamic_sidebar('sidebar-1')<\/code>\u0110\u1ec3 g\u1ecdi n\u00f3.<\/p>\n\n\n\n
T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 b\u1ea3o m\u1eadt c\u1ee7a ch\u1ee7 \u0111\u1ec1 (theme)<\/h2>\n\n\n\n
M\u1ed9t ch\u1ee7 \u0111\u1ec1 chuy\u00ean nghi\u1ec7p kh\u00f4ng ch\u1ec9 c\u1ea7n \u0111\u1eb9p m\u1eaft v\u1ec1 m\u1eb7t thi\u1ebft k\u1ebf, m\u00e0 c\u00f2n ph\u1ea3i \u0111\u1ea1t \u0111\u1ebfn m\u1ee9c ho\u00e0n h\u1ea3o v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh b\u1ea3o m\u1eadt, \u0111\u1ea3m b\u1ea3o r\u1eb1ng trang web ho\u1ea1t \u0111\u1ed9ng nhanh ch\u00f3ng, \u1ed5n \u0111\u1ecbnh v\u00e0 an to\u00e0n.<\/p>\n\n\r\n
\r\n     \r\n  
\r\n    \r\n      M\u00e1y ch\u1ee7 chia s\u1ebb c\u1ee7a InterServer    <\/strong>\r\n    
L\u01b0u tr\u1eef chia s\u1ebb v\u1edbi m\u1ee9c ph\u00ed $2,50 USD m\u1ed7i th\u00e1ng, gi\u1ea3m gi\u00e1 $0,1 USD trong th\u00e1ng \u0111\u1ea7u ti\u00ean, m\u00e3 gi\u1ea3m gi\u00e1 tryinterserver, v\u1edbi 461 \u1ee9ng d\u1ee5ng \u0111\u00e1m m\u00e2y v\u00e0 c\u00e0i \u0111\u1eb7t ch\u1ec9 b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t.<\/div>\r\n  <\/div>\r\n\r\n  
\r\n          \r\n                  \"Logo\r\n          \r\n              <\/a>\r\n    \r\n    \r\n       Truy c\u1eadp trang    <\/a>\r\n  <\/div>\r\n<\/div>\n\n\n\n\n\n\n
T\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh t\u1ea3i c\u00e1c t\u00e0i nguy\u00ean ph\u00eda tr\u01b0\u1edbc (front-end resources)<\/h3>\n\n\n\n
M\u1ed9t chi\u1ebfn l\u01b0\u1ee3c t\u1ea3i file CSS v\u00e0 JavaScript h\u1ee3p l\u00fd l\u00e0 r\u1ea5t quan tr\u1ecdng. H\u00e3y tr\u00e1nh vi\u1ec7c c\u00e1c script c\u1ea7n thi\u1ebft cho qu\u00e1 tr\u00ecnh hi\u1ec3n th\u1ecb trang web b\u1ecb ch\u1eb7n l\u1ea1i trong ph\u1ea7n \u0111\u1ea7u (header) c\u1ee7a trang, v\u00e0 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u0103ng k\u00fd v\u00e0 s\u1eafp x\u1ebfp th\u1ee9 t\u1ef1 t\u1ea3i c\u00e1c t\u00e0i nguy\u00ean c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n
function my_theme_scripts() {\n    \/\/ \u6ce8\u518c\u5e76\u52a0\u8f7d\u4e3b\u6837\u5f0f\u8868\n    wp_enqueue_style('my-theme-style', get_stylesheet_uri(), array(), '1.0.0');\n\n\/\/ \u6ce8\u518c\u5e76\u52a0\u8f7d\u4e3bJavaScript\u6587\u4ef6\uff0c\u4f9d\u8d56jQuery\uff0c\u5728\u9875\u811a\u52a0\u8f7d\n    wp_enqueue_script('my-theme-main-js', get_template_directory_uri() . '\/assets\/js\/main.js', array('jquery'), '1.0.0', true);\n}\nadd_action('wp_enqueue_scripts', 'my_theme_scripts');<\/code><\/pre>\n\n\n\n
Th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt c\u01a1 b\u1ea3n<\/h3>\n\n\n\n
An to\u00e0n l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 b\u1ecf qua trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng. Ngo\u00e0i vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n l\u1eadp tr\u00ecnh c\u1ee7a WordPress, c\u00f2n c\u1ea7n ph\u1ea3i ti\u1ebfn h\u00e0nh x\u1eed l\u00fd (\u0111\u1ecbnh d\u1ea1ng l\u1ea1i) d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n \u0111\u1ebfn ph\u00eda tr\u01b0\u1edbc c\u1ee7a trang web (front-end) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/p>\n\n\n\n
1. **\u0110\u00e1nh d\u1ea5u n\u1ed9i dung \u0111\u1ed9ng:** Lu\u00f4n s\u1eed d\u1ee5ng c\u00e1c h\u00e0m ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u00e1nh d\u1ea5u (escape) n\u1ed9i dung \u0111\u1ed9ng, ch\u1eb3ng h\u1ea1n nh\u01b0\u2026esc_html()<\/code>\u3001esc_attr()<\/code>\u548cesc_url()<\/code>\u3002
\n2. Ng\u0103n ch\u1eb7n truy c\u1eadp tr\u1ef1c ti\u1ebfp kh\u00f4ng mong mu\u1ed1n: Th\u00eam \u0111o\u1ea1n m\u00e3 sau \u1edf \u0111\u1ea7u t\u1ec7p m\u1eabu PHP \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c truy c\u1eadp tr\u1ef1c ti\u1ebfp v\u00e0o t\u1ec7p \u0111\u00f3:<\/p>\n\n\n\n
    <?php\n    if (!defined('ABSPATH')) {\n        exit; \/\/ \u7981\u6b62\u76f4\u63a5\u8bbf\u95ee\n    }<\/code><\/pre>\n\n\n\n
3. S\u1eed d\u1ee5ng mecanism Nonce \u0111\u1ec3 x\u00e1c th\u1ef1c bi\u1ec3u m\u1eabu: \u0110\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 bi\u1ec3u m\u1eabu t\u00f9y ch\u1ec9nh n\u00e0o trong trang web li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eeda \u0111\u1ed5i d\u1eef li\u1ec7u, h\u00e3y nh\u1edb s\u1eed d\u1ee5ng c\u01a1 ch\u1ebf Nonce c\u1ee7a WordPress.wp_nonce_field()<\/code>\u548cwp_verify_nonce()<\/code>\u0110\u1ec3 x\u00e1c th\u1ef1c t\u00ednh h\u1ee3p l\u1ec7 c\u1ee7a y\u00eau c\u1ea7u.<\/p>\n\n\n\n
\u0110\u1ea3m b\u1ea3o r\u1eb1ng thi\u1ebft k\u1ebf c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nhau (responsive design) v\u00e0 t\u00ednh kh\u1ea3 d\u1ee5ng (accessibility) cho t\u1ea5t c\u1ea3 ng\u01b0\u1eddi d\u00f9ng.<\/h3>\n\n\n\n
S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 CSS hi\u1ec7n \u0111\u1ea1i nh\u01b0 Flexbox v\u00e0 Grid \u0111\u1ec3 x\u00e2y d\u1ef1ng giao di\u1ec7n c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng (responsive layout), \u0111\u1ea3m b\u1ea3o r\u1eb1ng trang web ho\u1ea1t \u0111\u1ed9ng t\u1ed1t tr\u00ean m\u1ecdi lo\u1ea1i thi\u1ebft b\u1ecb. \u0110\u1ed3ng th\u1eddi, tu\u00e2n th\u1ee7 c\u00e1c h\u01b0\u1edbng d\u1eabn WCAG (Web Content Accessibility Guidelines) v\u00e0 th\u00eam c\u00e1c thu\u1ed9c t\u00ednh c\u1ea7n thi\u1ebft cho h\u00ecnh \u1ea3nh nh\u1eb1m n\u00e2ng cao t\u00ednh truy c\u1eadp (accessibility) c\u1ee7a tralt<\/code>H\u00e3y \u0111\u1ea3m b\u1ea3o c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u s\u1eafc \u0111\u1ee7 l\u1edbn, v\u00e0 s\u1eed d\u1ee5ng c\u00e1c th\u1ebb HTML c\u00f3 \u00fd ngh\u0129a (semantic HTML tags) \u0111\u1ec3 t\u0103ng t\u00ednh d\u1ec5 hi\u1ec3u cho n\u1ed9i dung trang web.<\/code>\u3001<\/code>\u3001<\/code>\u0110i\u1ec1u n\u00e0y nh\u1eb1m n\u00e2ng cao kh\u1ea3 n\u0103ng truy c\u1eadp (accessibility) c\u1ee7a trang web.<\/p>\n\n\n\n
T\u00f3m l\u1ea1i<\/h2>\n\n\n\n
Vi\u1ec7c t\u1ea1o ra m\u1ed9t ch\u1ee7 \u0111\u1ec1 WordPress chuy\u00ean nghi\u1ec7p t\u1eeb con s\u1ed1 kh\u00f4ng l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp v\u00e0 th\u1ef1c h\u00e0nh \u0111a d\u1ea1ng. Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m t\u1eeb vi\u1ec7c l\u1eadp k\u1ebf ho\u1ea1ch c\u1ea5u tr\u00fac d\u1ef1 \u00e1n, vi\u1ebft c\u00e1c t\u1ec7p m\u1eabu c\u1ed1t l\u00f5i, s\u1eed d\u1ee5ng c\u00e1c hook v\u00e0 API \u0111\u1ec3 m\u1edf r\u1ed9ng ch\u1ee9c n\u0103ng, cho \u0111\u1ebfn vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 b\u1ea3o m\u1eadt. Y\u1ebfu t\u1ed1 then ch\u1ed1t n\u1eb1m \u1edf vi\u1ec7c hi\u1ec3u r\u00f5 c\u1ea5u tr\u00fac c\u00e1c t\u1ec7p m\u1eabu trong WordPress, h\u1ec7 th\u1ed1ng hook v\u00e0 API c\u1ed1t l\u00f5i c\u1ee7a n\u00f3. B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t, vi\u1ebft m\u00e3 ngu\u1ed3n s\u1ea1ch s\u1ebd, an to\u00e0n v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec, \u0111\u1ed3ng th\u1eddi lu\u00f4n \u0111\u1eb7t tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng l\u00ean h\u00e0ng \u0111\u1ea7u, b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 t\u1ea1o ra nh\u1eefng ch\u1ee7 \u0111\u1ec1 WordPress chuy\u00ean nghi\u1ec7p kh\u00f4ng ch\u1ec9 c\u00f3 giao di\u1ec7n \u0111\u1eb9p m\u1eaft m\u00e0 c\u00f2n \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n
FAQ \u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n
\u0110\u1ec3 ph\u00e1t tri\u1ec3n m\u1ed9t theme cho WordPress, b\u1ea1n c\u1ea7n n\u1eafm v\u1eefng nh\u1eefng ng\u00f4n ng\u1eef sau:<\/h3>\n\n\n\n
\u0110\u1ec3 ph\u00e1t tri\u1ec3n m\u1ed9t ch\u1ee7 \u0111\u1ec1 (theme) cho WordPress, b\u1ea1n c\u1ea7n n\u1eafm v\u1eefng c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh sau: PHP, HTML, CSS v\u00e0 JavaScript.<\/p>\n\n\n\n
PHP l\u00e0 ng\u00f4n ng\u1eef c\u1ed1t l\u00f5i c\u1ee7a WordPress, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd logic \u1edf ph\u00eda m\u00e1y ch\u1ee7, t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u, v\u00e0 g\u1ecdi c\u00e1c h\u00e0m c\u1ee7a WordPress. HTML d\u00f9ng \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u1ea5u tr\u00fac trang web, CSS ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 thi\u1ebft k\u1ebf v\u00e0 b\u1ed1 c\u1ee5c, trong khi JavaScript th\u1ef1c hi\u1ec7n c\u00e1c t\u01b0\u01a1ng t\u00e1c \u1edf ph\u00eda ng\u01b0\u1eddi d\u00f9ng c\u0169ng nh\u01b0 c\u00e1c hi\u1ec7u \u1ee9ng \u0111\u1ed9ng.<\/p>\n\n\n\n
S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa t\u1ec7p functions.php c\u1ee7a ch\u1ee7 \u0111\u1ec1 v\u00e0 plugin l\u00e0 g\u00ec?<\/h3>\n\n\n\n
functions.php<\/code>C\u00e1c t\u1ec7p tin l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 t\u00e1ch r\u1eddi c\u1ee7a ch\u1ee7 \u0111\u1ec1 (theme), v\u00e0 ch\u00fang c\u00f3 ch\u1ee9c n\u0103ng li\u00ean k\u1ebft m\u1eadt thi\u1ebft v\u1edbi ch\u1ee7 \u0111\u1ec1 \u0111\u00f3. Khi b\u1ea1n thay \u0111\u1ed5i ch\u1ee7 \u0111\u1ec1, nh\u1eefng thay \u0111\u1ed5i n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng ngay l\u1eadp t\u1ee9c \u0111\u1ebfn c\u00e1c t\u1ec7p tin li\u00ean quan.functions.php<\/code>Nh\u1eefng t\u00ednh n\u0103ng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o th\u01b0\u1eddng s\u1ebd kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c (t\u1ee9c l\u00e0 ch\u00fang kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng).<\/p>\n\n\n\n
C\u00e1c ti\u1ec7n \u00edch m\u00e0 plugin cung c\u1ea5p ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp v\u1edbi giao di\u1ec7n (theme) c\u1ee7a trang web, v\u1edbi m\u1ee5c \u0111\u00edch b\u1ed5 sung nh\u1eefng t\u00ednh n\u0103ng ho\u1eb7c ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3 cho trang web \u0111\u00f3, v\u00e0 ch\u00fang s\u1ebd kh\u00f4ng thay \u0111\u1ed5i khi giao di\u1ec7n \u0111\u01b0\u1ee3c thay th\u1ebf. N\u1ebfu m\u1ed9t t\u00ednh n\u0103ng c\u00f3 t\u00ednh ch\u1ea5t t\u1ed5ng qu\u00e1t (c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean nhi\u1ec1u lo\u1ea1i giao di\u1ec7n kh\u00e1c nhau) v\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf tr\u1ef1c quan c\u1ee7a m\u1ed9t giao di\u1ec7n c\u1ee5 th\u1ec3 n\u00e0o, th\u00ec vi\u1ec7c ph\u00e1t tri\u1ec3n n\u00f3 d\u01b0\u1edbi<\/p>\n\n\n\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ee7 \u0111\u1ec1 (theme) c\u1ee7a t\u00f4i h\u1ed7 tr\u1ee3 vi\u1ec7c qu\u1ed1c t\u1ebf h\u00f3a b\u1eb1ng nhi\u1ec1u ng\u00f4n ng\u1eef?<\/h3>\n\n\n\n
B\u1ea1n c\u1ea7n s\u1eed d\u1ee5ng c\u00e1c h\u00e0m qu\u1ed1c t\u1ebf h\u00f3a (i18n) c\u1ee7a WordPress \u0111\u1ec3 bao b\u1ecdc t\u1ea5t c\u1ea3 c\u00e1c chu\u1ed7i v\u0103n b\u1ea3n \u0111\u01b0\u1ee3c xu\u1ea5t ra trong ch\u1ee7 \u0111\u1ec1. Ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng__()<\/code>h\u00e0m \u0111\u1ec3 d\u1ecbch, v\u00e0_e()<\/code>Ch\u1ee9c n\u0103ng \u0111\u01b0\u1ee3c d\u1ecbch v\u00e0 hi\u1ec3n th\u1ecb ngay l\u1eadp t\u1ee9c.<\/p>\n\n\n\n
B\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c d\u1ecbch v\u1ee5 cho\u2026load_theme_textdomain()<\/code>H\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng h\u00e0m \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp v\u1edbi \u0111\u01b0\u1eddng d\u1eabn ch\u00ednh x\u00e1c. Sau \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Poedit \u0111\u1ec3 tr\u00edch xu\u1ea5t c\u00e1c chu\u1ed7i t\u1eeb m\u00e3 ngu\u1ed3n c\u1ee7a b\u1ea1n v\u00e0 t\u1ea1o ra c\u00e1c t\u1ec7p POT. C\u00e1c nh\u00e0 d\u1ecbch s\u1ebd d\u1ef1a v\u00e0o nh\u1eefng chu\u1ed7i n\u00e0y \u0111\u1ec3 t\u1ea1o ra c\u00e1c t\u1ec7p PO v\u00e0 MO b\u1eb1ng c\u00e1c ng\u00f4n ng\u1eef kh\u00e1c nhau, sau \u0111\u00f3 \u0111\u1eb7t ch\u00fang v\u00e0o th\u01b0 m\u1ee5c t\u01b0\u01a1ng \u1ee9ng c\u1ee7a giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng (theme).\/languages\/<\/code>th\u01b0 m\u1ee5c ch\u00ednh x\u00e1c.<\/p>\n\n\n\n
Trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n, l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 g\u1ee1 l\u1ed7i v\u00e0 ki\u1ec3m tra c\u00e1c v\u1ea5n \u0111\u1ec1 (bug)?<\/h3>\n\n\n\n
Tr\u01b0\u1edbc ti\u00ean, h\u00e3y \u0111\u1ea3m b\u1ea3o trongwp-config.php<\/code>Trong t\u1ec7p tin n\u00e0y, ch\u1ebf \u0111\u1ed9 g\u1ee1 l\u1ed7i (debug mode) c\u1ee7a WordPress \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1eadt.WP_DEBUG<\/code>\u0110\u1eb7t th\u00e0nhtrue<\/code>\u0110i\u1ec1u n\u00e0y s\u1ebd hi\u1ec3n th\u1ecb c\u00e1c l\u1ed7i, c\u1ea3nh b\u00e1o v\u00e0 th\u00f4ng b\u00e1o c\u1ee7a PHP tr\u00ean m\u00e0n h\u00ecnh.<\/p>\n\n\n\n
Ngo\u00e0i ra, h\u00e3y s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ph\u00e1t tri\u1ec3n tr\u00ecnh duy\u1ec7t (nh\u01b0 Chrome DevTools) \u0111\u1ec3 ki\u1ec3m tra l\u1ed7i trong CSS v\u00e0 JavaScript, \u0111\u1ed3ng th\u1eddi th\u1ef1c hi\u1ec7n vi\u1ec7c g\u1ee1 l\u1ed7i \u1edf ph\u00eda tr\u01b0\u1edbc (front-end debugging). \u0110\u1ed1i v\u1edbi c\u00e1c v\u1ea5n \u0111\u1ec1 logic ph\u1ee9c t\u1ea1p, h\u00e3y \u00e1p d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng \u0111\u1ec3 ph\u00e2n t\u00edch v\u00e0 gi\u1ea3i quy\u1ebft ch\u00fang.error_log()<\/code>Vi\u1ec7c s\u1eed d\u1ee5ng h\u00e0m \u0111\u1ec3 ghi c\u00e1c bi\u1ebfn ho\u1eb7c th\u00f4ng tin tr\u1ea1ng th\u00e1i v\u00e0o nh\u1eadt k\u00fd l\u1ed7i c\u1ee7a m\u00e1y ch\u1ee7 l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 theo d\u00f5i c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u00e1t sinh \u1edf ph\u00eda m\u00e1y ch\u1ee7 (back-end).<\/p>","protected":false},"excerpt":{"rendered":"
B\u00e0i vi\u1ebft n\u00e0y tr\u00ecnh b\u00e0y m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng to\u00e0n b\u1ed9 quy tr\u00ecnh ph\u00e1t tri\u1ec3n m\u1ed9t ch\u1ee7 \u0111\u1ec1 WordPress chuy\u00ean nghi\u1ec7p t\u1eeb \u0111\u1ea7u. \u0110\u1ea7u ti\u00ean, b\u00e0i vi\u1ebft gi\u1ea3i th\u00edch c\u00e1ch thi\u1ebft l\u1eadp m\u00f4i tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n v\u00e0 t\u1ea1o c\u1ea5u tr\u00fac t\u1ec7p tin ti\u00eau chu\u1ea9n, bao g\u1ed3m c\u1ea3 vi\u1ec7c c\u1ea5u h\u00ecnh th\u00f4ng tin meta trong t\u1ec7p style.css. Tr\u1ecdng t\u00e2m l\u00e0 ph\u00e2n t\u00edch c\u00e1ch tri\u1ec3n khai c\u00e1c ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i trong t\u1ec7p functions.php, c\u0169ng nh\u01b0 c\u00e1ch x\u00e2y d\u1ef1ng c\u00e1c t\u1ec7p m\u1eabu nh\u01b0 header v\u00e0 footer, nh\u1eb1m cung c\u1ea5p cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n h\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh to\u00e0n di\u1ec7n trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n ch\u1ee7 \u0111\u1ec1.<\/p>","protected":false},"author":2,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[118,804,1989,378],"knowledge_category":[280],"class_list":["post-12362328","knowledge_post","type-knowledge_post","status-publish","hentry","tag-wordpress","tag-theme-development","tag-programming-guide","tag-website-development","knowledge_category-wordpress"],"acf":{"site_seo_keywords":"WordPress\u4e3b\u9898\u5f00\u53d1, \u4e3b\u9898\u5236\u4f5c\u6559\u7a0b, PHP\u4e3b\u9898\u5f00\u53d1, HTML\/CSS\u4e3b\u9898, \u4e3b\u9898\u6587\u4ef6\u7ed3\u6784, functions.php\u914d\u7f6e, \u4ece\u96f6\u5f00\u59cb\u5efa\u4e3b\u9898, \u4e13\u4e1aWordPress\u5f00\u53d1\u6307\u5357"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12362328","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts"}],"about":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/types\/knowledge_post"}],"author":[{"embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"version-history":[{"count":1,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12362328\/revisions"}],"predecessor-version":[{"id":12403639,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12362328\/revisions\/12403639"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12362328"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12362328"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12362328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}