WordPress検証コード - Qiita

add_action('wp_footer', function(){ global $wp_filter; echo "<pre>"; var_dump($wp_filter['wp_footer']); echo "</pre>"; }); add_action('muplugins_loaded',function(){error_log('[hook] muplugins_loaded');},0); add_action('registered_taxonomy',function(){error_log('[hook] registered_taxonomy');},0); add_action('registered_post_type',function(){error_log('[hook] registered_post_type');},0); add_action(