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has_action ›

Da2.5.0
Deprecaton/a
has_action ( $tag, $function_to_check = false )
Parametri: (2)
  • (string) $tag The name of the action hook.
    Richiesto:
  • (callable|bool) $function_to_check Optional. The callback to check for. Default false.
    Richiesto: No
    Default: false
Vedi:
Ritorna:
  • (bool|int) If $function_to_check is omitted, returns boolean for whether the hook has anything registered. When checking a specific function, the priority of that hook is returned, or false if the function is not attached. When using the $function_to_check argument, this function may return a non-boolean value that evaluates to false (e.g.) 0, so use the === operator for testing the return value.
Definito a:
Codex:

Check if any action has been registered for a hook.



Sorgenti

function has_action( $tag, $function_to_check = false ) {
	return has_filter( $tag, $function_to_check );
}