WooCommerce Qty Select - Update Cart Total On Select Change

functions.php

<?php
/*-----------------------------------------------------------------------------------*/
/* Update cart total on QTY Select change */
/*-----------------------------------------------------------------------------------*/
function cart_select_change_js() {
?>
	<script type="text/javascript">
		jQuery(document).ready(function($){
			$(".product-quantity .quantity_select select.qty").change(function(){
				$("section.entry .woocommerce").append('<div style="display:none" class="blockUI"></div>');
				$("section.entry .woocommerce").append('<div style="z-index: 1000; border: medium none; margin: 0px; padding: 0px; width: 100%; height: 100%; top: 0px; left: 0px; background: url(&quot;/wp-content/plugins/woocommerce/assets/images/ajax-loader@2x.gif&quot;) no-repeat scroll center center / 16px 16px rgb(255, 255, 255); opacity: 0.6; cursor: wait; position: absolute;" class="blockUI blockOverlay"></div>');
				$(".actions input.button").click();
			});
		});
	</script>
<?php
}
add_action('woocommerce_after_cart', 'cart_select_change_js', 40);
?>