W3cubDocs

/WordPress

WP_Hook::has_filters(): bool

Checks if any callbacks have been registered for this hook.

Return

bool True if callbacks have been registered for the current hook, otherwise false.

Source

public function has_filters() {
	foreach ( $this->callbacks as $callbacks ) {
		if ( $callbacks ) {
			return true;
		}
	}

	return false;
}

Changelog

Version Description
4.7.0 Introduced.

© 2003–2024 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_hook/has_filters