JS code for using input type number element for quantity in OnPay form

onpay-form-input-type-number.html

<script type="text/javascript">
// Use input type number element for quantity
$("[name^='product_quantities']").each(function() {
	var element = $(this);
	element.replaceWith('<input type="number" class="form-control quantity" min="0" name="' + element.prop("name") + '" value="' + element.prop("value") + '">');
});
</script>