WordPress at a glance
filter is not described

woocommerce_valid_webhook_events filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_valid_webhook_events', 'filter_function_name_4975' );
function filter_function_name_4975( $array ){
	// filter...

	return $array;
}
$array
-

Where the hook is called

wc_is_webhook_valid_topic()
woocommerce_valid_webhook_events
woocommerce/includes/wc-webhook-functions.php 115
$valid_events    = apply_filters( 'woocommerce_valid_webhook_events', array( 'created', 'updated', 'deleted', 'restored' ) );

Where in WP core the hook is used WooCommerce

Usage not found.