woocommerce_payment_gateways │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_payment_gateways', 'wp_kama_woocommerce_payment_gateways_filter' );

/**
 * Function for `woocommerce_payment_gateways` filter-hook.
 * 
 * @param  $load_gateways 
 *
 * @return 
 */
function wp_kama_woocommerce_payment_gateways_filter( $load_gateways ){

	// filter...
	return $load_gateways;
}

$load_gateways

-

Where the hook is called

$load_gateways = apply_filters( 'woocommerce_payment_gateways', $load_gateways );

Where the hook is used in WooCommerce

add_filter( 'woocommerce_payment_gateways', array( __CLASS__, 'possibly_register_pre_install_wc_pay_promotion_gateway' ) );