WordPress 默认的搜索功能是全文加标题搜索,这样会导致搜索结果不够精准,另外也会加大数据库查询压力,想让它检索出来的结果更加相关可以限定只搜索文章的标题,荒岛本次带来 WP 只搜索文章标题的教程,只要将下面的代码添加到主题的「functions.php」文件即可。
// 荒岛一座藏有宝藏的小岛 function only_search_by_title( $search, $wp_query ) { if ( ! empty( $search ) && ! empty( $wp_query->query_vars['search_terms'] ) ) { global $wpdb; $q = $wp_query->query_vars; $n = ! empty( $q['exact'] ) ? '' : '%'; $search = array(); foreach ( ( array ) $q['search_terms'] as $term ) $search[] = $wpdb->prepare( "$wpdb->posts.post_title LIKE %s", $n . $wpdb->esc_like( $term ) . $n ); if ( ! is_user_logged_in() ) $search[] = "$wpdb->posts.post_password = ''"; $search = ' AND ' . implode( ' AND ', $search ); } return $search; }宝藏内容来自荒岛-https://x-imagine.com/wordpress-search-only-article-titles.html宝藏内容来自荒岛-https://x-imagine.com/wordpress-search-only-article-titles.html
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