WordPress at a glance
action is not described

before_woocommerce_add_payment_method action-hook . WC 1.0

Usage

add_action( 'before_woocommerce_add_payment_method', 'action_function_name_3745' );
function action_function_name_3745(){
	// action...
}

Where the hook is called

WC_Shortcode_My_Account::add_payment_method()
before_woocommerce_add_payment_method
woocommerce/includes/shortcodes/class-wc-shortcode-my-account.php 408
do_action( 'before_woocommerce_add_payment_method' );

Where in WP core the hook is used WooCommerce

Usage not found.