Automattic\WooCommerce\Checkout\Helpers

ReserveStock::get_reserved_stock │ public │ WC 1.0

Query for any existing holds on stock for this item.

Method of the class: ReserveStock{}

No Hooks.

Returns

Int|float. Amount of stock already reserved.

Usage

$ReserveStock = new ReserveStock();
$ReserveStock->get_reserved_stock( $product, $exclude_order_id );
$product(WC_Product) (required)
Product to get reserved stock for.
$exclude_order_id(int)
Optional order to exclude from the results.

ReserveStock::get_reserved_stock() code WC 10.8.1

woocommerce/src/Checkout/Helpers/ReserveStock.php 
public function get_reserved_stock( $product, $exclude_order_id = 0 ) {
	global $wpdb;

	if ( ! $this->is_enabled() ) {
		return 0;
	}

	return wc_stock_amount(
		// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.PreparedSQL.NotPrepared
		$wpdb->get_var( $this->get_query_for_reserved_stock( $product->get_stock_managed_by_id(), $exclude_order_id ) )
	);
}