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*.js?v=4 query string. What does it do? RRS feed

  • Question

  • Hello,

    what does this "?v=4" query do in the example below do?
    I am not sure it is something some developer added for a reason or just unnecesary suffix.

    <script src="Scripts/jquery.ui.widget.js?v=4"></script>
    

    Tuesday, March 25, 2014 12:51 PM