global $wp_filter, $merged_filters;
if ( isset( $wp_filter[ $tag ]) ) {
global $wp_filter, $merged_filters;
if ( isset( $wp_filter[ $tag ]) ) {
* Build Unique ID for storage and retrieval.
*
* The old way to serialize the callback caused issues and this function is the
* Build Unique ID for storage and retrieval.
*
* The old way to serialize the callback caused issues and this function is the