Retrieves the number of times a filter has been applied during the current request.

Parameters

$hook_namestringrequired

The name of the filter hook.

Return

Source

function did_filter( $hook_name ) {
	global $wp_filters;

	if ( ! isset( $wp_filters[ $hook_name ] ) ) {
		return 0;
	}

	return $wp_filters[ $hook_name ];
}

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