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action is not described

woocommerce_grouped_product_list_before action-hook . WC 1.0

Usage

add_action( 'woocommerce_grouped_product_list_before', 'action_function_name_7913', 10, 3 );
function action_function_name_7913( $grouped_product_columns, $quantites_required, $product ){
	// action...
}
$grouped_product_columns
-
$quantites_required
-
$product
-

Where the hook is called

In file: /templates/single-product/add-to-cart/grouped.php
woocommerce_grouped_product_list_before
woocommerce/templates/single-product/add-to-cart/grouped.php 41
do_action( 'woocommerce_grouped_product_list_before', $grouped_product_columns, $quantites_required, $product );

Where in WP core the hook is used WooCommerce

Usage not found.