no message

app/design/frontend/Joshine/breeze/Magento_Catalog/templates/product/view/addtocart.phtml

@@ -302,6 +302,9 @@
         }
         }
 
 
         $('.chart-size-switch-item').click(function(data) {
         $('.chart-size-switch-item').click(function(data) {
+
+
+
             if ($(this).hasClass('-active')) {
             if ($(this).hasClass('-active')) {
                 return;
                 return;
             }
             }
@@ -314,12 +317,34 @@
             }
             }
             $.each($(".size-item"), function (x) {
             $.each($(".size-item"), function (x) {
                 var current = $(this).data('size-item-inc');
                 var current = $(this).data('size-item-inc');
-                if (currentType == 'inc' && type == 'cm') {
-                    var data = (current * percent - 0).toFixed(2);
-                } else  {
-                    var data =  $(this).data('size-item-inc');
+                if (typeof(current) == "number") {
+                    if (currentType == 'inc' && type == 'cm') {
+                        var data = (current * percent - 0).toFixed(2);
+                    } else {
+                        var data = $(this).data('size-item-inc');
+                    }
+                    $(this).html(data);
+                } else if (typeof(current) == "string" && current.indexOf("-") != -1) {
+                    var data = current.split("-");
+                    if (data.length == 0) {
+                        return;
+                    }
+                    let tmp = new Array();
+                    for (var i = 0; i < data.length; i++) {
+                        var currentSizeFloat = data[i];
+                        if (currentType == 'inc' && type == 'cm') {
+                            var res = (currentSizeFloat * percent - 0).toFixed(2);
+                            tmp.push(res);
+                        } else {
+                            var res = $(this).data('size-item-inc');
+                            tmp = res;
+                        }
+                    }
+                    if (tmp instanceof Array) {
+                        tmp = tmp.join('-');
+                    }
+                    $(this).html(tmp);
                 }
                 }
-                $(this).html(data);
             });
             });
         });
         });