How to remove last comma from a string Jquery ?

A. When we select multiple items which are comma separated then  there is last comma also appear.

Ex:

Value1, Value2, Value3,

But we don’t want last comma to be present there. According to need we have to remove last comma from the string.

Solution:

str= str.replace(/,\s*$/,””);

in this in palce of str we can place our own value

var str= Value1, Value2, Value3,

str1= str.replace(/,\s*$/,””);

alert(str1);