彩色标签云

秋子淡无痕

把下面代码加到functions.php文件中

1. //彩色标签云函数开始
   
2. function colorCloud($text) {
   
3. $text=preg_replace_callback('|<a (.+?)>|i','colorCloudCallback',$text);
   
4. return $text;
   
5. }
   
6. function colorCloudCallback($matches) {
   
7. $text=$matches[1];
   
8. $color=dechex(rand(0,16577111));
   
9. $pattern='/style=(\'|")(.*)(\'|")/i';
   
10. $text=preg_replace($pattern,"style="color:#{$color};$2;"",$text);
    
11. return "<a $text>";
    
12. }
    
13. add_filter('wp_tag_cloud','colorCloud',1);

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