woocommerce_order_get_subtotal filter-hook . WC 1.0

Gets order subtotal.

Usage

add_filter( 'woocommerce_order_get_subtotal', 'filter_function_name_1900', 10, 2 );
function filter_function_name_1900( $condition, $that ){
	// filter...

	return $condition;
}

$condition

-

$that

-

Where the hook is called

return apply_filters( 'woocommerce_order_get_subtotal', (float) $subtotal, $this );

Where in WP core the hook is used WooCommerce