WordPress博客高亮显示搜索关键词
最近对wordpress的一些小改进很感兴趣,可以让你的博客更加个性,也更有趣味性,下面的代码可以在结果中高亮你所搜索的关键词。首先把第一段代码放在functions.php中:
function hls_set_query() {$query= attribute_escape(get_search_query());if(strlen($query) > 0){ echo ' <script type="text/javascript"> var hls_query= "'.$query.'"; </script> ';}}function hls_init_jquery() { wp_enqueue_script('jquery');}add_action('init', 'hls_init_jquery');add_action('wp_print_scripts', 'hls_set_query'); 然后把下面的代码放在header.php中,就OK了。
<style type="text/css" media="screen"> .hls { background: #D3E18A; }</style><script type="text/javascript"> jQuery.fn.extend({ highlight: function(search, insensitive, hls_class){ var regex = new RegExp("(<[^>]*>)|(b"+ search.replace(/([-.*+?^${}()|[]/])/g,"$1") +")", insensitive ? "ig" : "g"); return this.html(this.html().replace(regex, function(a, b, c){ return (a.charAt(0) == "<") ? a : "<strong class=""+ hls_class +"">" + c + "</strong>"; })); } }); jQuery(document).ready(function($){ if(typeof(hls_query) != 'undefined'){ $("#post-area").highlight(hls_query, 1, "hls"); }});</script>
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