WordPress at a glance
filter is not described

woocommerce_product_categories_widget_args filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_product_categories_widget_args', 'filter_function_name_4901' );
function filter_function_name_4901( $list_args ){
	// filter...

	return $list_args;
}
$list_args
-

Where the hook is called

WC_Widget_Product_Categories::widget()
woocommerce_product_categories_widget_args
woocommerce/includes/widgets/class-wc-widget-product-categories.php 294
wp_list_categories( apply_filters( 'woocommerce_product_categories_widget_args', $list_args ) );

Where in WP core the hook is used WooCommerce

Usage not found.