woocommerce_product_backorders_require_notification filter-hook . WC 1.0

Returns whether or not the product needs to notify the customer on backorder.

Usage

add_filter( 'woocommerce_product_backorders_require_notification', 'filter_function_name_9514', 10, 2 );
function filter_function_name_9514( $condition, $that ){
	// filter...

	return $condition;
}

$condition

-

$that

-

Where the hook is called

return apply_filters( 'woocommerce_product_backorders_require_notification', ( $this->managing_stock() && 'notify' === $this->get_backorders() ), $this );

Where in WP core the hook is used WooCommerce