去除加载的 css 和 js 后面的版本号:

1. function _remove_script_version( $src ){

2.     $parts = explode( '?', $src );

3.     return $parts[0];

4. }

5. add_filter( 'script_loader_src', '_remove_script_version', 15, 1 );

6. add_filter( 'style_loader_src', '_remove_script_version', 15, 1 );

7. add_filter( 'pre_option_link_manager_enabled', '__return_true' );

去除 wp-embed 功能，加快网页打开速度:

1. remove_action('rest_api_init', 'wp_oembed_register_route');

2. remove_filter('rest_pre_serve_request', '_oembed_rest_pre_serve_request', 10, 4);

3. remove_filter('oembed_dataparse', 'wp_filter_oembed_result', 10 );

4. remove_filter('oembed_response_data',   'get_oembed_response_data_rich',  10, 4);

5. remove_action('wp_head', 'wp_oembed_add_discovery_links');

6. remove_action('wp_head', 'wp_oembed_add_host_js');

替换 WordPress jquery 源为 loli.net,加快网页打开速度:

1. add_action( 'init', 'jquery_register' );

2. function jquery_register() {

3. if ( !is_admin() ) {

4. wp_deregister_script( 'jquery' );

5. wp_register_script( 'jquery', ( 'https://cdnjs.loli.net/ajax/libs/jquery/1.12.4/jquery.min.js' ), false, null, true );

6. wp_enqueue_script( 'jquery' );

7. }

8. }

关闭 XML-RPC，提高安全性:

1. add_filter( 'xmlrpc_enabled', '__return_false' );

关闭 RSD Links

1. remove_action( 'wp_head', 'rsd_link' ) ;

关闭 wlwmanifest Link

1. remove_action('wp_head', 'wlwmanifest_link');

关闭 RSD Link Tag:

1. remove_action('wp_head', 'rsd_link');

关闭 RSS:

1. function itsme_disable_feed() {

2.   wp_die( __( 'No feed available, please visit the <a href="'. esc_url( home_url( '/' ) ) .'">homepage</a>!' ) );

3. }

5. add_action('do_feed', 'itsme_disable_feed', 1);

6. add_action('do_feed_rdf', 'itsme_disable_feed', 1);

7. add_action('do_feed_rss', 'itsme_disable_feed', 1);

8. add_action('do_feed_rss2', 'itsme_disable_feed', 1);

9. add_action('do_feed_atom', 'itsme_disable_feed', 1);

10. add_action('do_feed_rss2_comments', 'itsme_disable_feed', 1);

11. add_action('do_feed_atom_comments', 'itsme_disable_feed', 1);

12. remove_action( 'wp_head', 'feed_links_extra', 3 );

13. remove_action( 'wp_head', 'feed_links', 2 );

关闭 pingback，提升速度:

1. function no_self_ping( &$links ) {

2. $home = get_option( 'home' );

3. foreach ( $links as $l => $link )

4.   if ( 0 === strpos( $link, $home ) )

5.     unset($links[$l]);

6. }

7. add_action( 'pre_ping', 'no_self_ping' );

移除 API Links

1. add_action('after_setup_theme', function(){

2.     remove_action( 'wp_head', 'rest_output_link_wp_head', 10 );

3. });

移除 dashicons

1. function wpdocs_dequeue_dashicon() {

2. if (current_user_can( 'update_core' )) {

3.   return;

4. }

5. wp_deregister_style('dashicons');

6. }

7. add_action( 'wp_enqueue_scripts', 'wpdocs_dequeue_dashicon' );

移除头部 link 的 api.w.org 连接

1. remove_action('template_redirect', 'rest_output_link_header', 11, 0);

禁止非中文评论

1. function refused_spam_comments( $comment_data ) {

2. $pattern = '/[一-龥]/u';

3. if(!preg_match($pattern,$comment_data['comment_content'])) {

4. wp_die('评论必须含中文！');

5. }

6. return( $comment_data );

7. }

8. add_filter('preprocess_comment','refused_spam_comments');

关闭 wordpress 后台主题插件更新提示

1. add_filter('pre_site_transient_update_core', create_function('$a', "return null;")); // 关闭核心提示

2. add_filter('pre_site_transient_update_plugins', create_function('$a', "return null;")); // 关闭插件提示

3. add_filter('pre_site_transient_update_themes', create_function('$a', "return null;")); // 关闭主题提示

4. remove_action('admin_init', '_maybe_update_core'); // 禁止 WordPress 检查更新

5. remove_action('admin_init', '_maybe_update_plugins'); // 禁止 WordPress 更新插件

6. remove_action('admin_init', '_maybe_update_themes'); // 禁止 WordPress 更新主题