goranmitev.com

function list_hooked_functions($tag=false){
 global $wp_filter;
 if ($tag) {
 $hook[$tag]=$wp_filter[$tag];
 if (!is_array($hook[$tag])) {
 trigger_error("Nothing found for '$tag' hook", E_USER_WARNING);
 return;
 }
 }
 else {
 $hook=$wp_filter;
 ksort($hook);
 }
 echo '<pre>';
 foreach($hook as $tag => $priority){
 echo "<br />&gt;&gt;&gt;&gt;&gt;\t<strong>$tag</strong><br />";
 ksort($priority);
 foreach($priority as $priority => $function){
 echo $priority;
 foreach($function as $name => $properties) echo "\t$name<br />";
 }
 }
 echo '</pre>';
 return;
}
[/php]

source: http://www.smashingmagazine.com/2009/08/18/10-useful-wordpress-hook-hacks/

You can follow any responses to this entry through the RSS 2.0 feed.