woocommerce_default_address_fields │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_default_address_fields', 'wp_kama_woocommerce_default_address_fields_filter' );

/**
 * Function for `woocommerce_default_address_fields` filter-hook.
 * 
 * @param  $fields 
 *
 * @return 
 */
function wp_kama_woocommerce_default_address_fields_filter( $fields ){

	// filter...
	return $fields;
}

$fields

-

Where the hook is called

$default_address_fields = apply_filters( 'woocommerce_default_address_fields', $fields );

Where the hook is used in WooCommerce