title: Initialize audio wav file object from path or url
body: <p>I have audio wav file on my server, I wanted to send this file api but I am not able to get how Initialize audio wav file object from path or url.</p>
  
  <p>Here is the code i am using 
  var file = new File("", "1.wav", {type:"audio/x-wav", lastModified: new Date().getTime()});</p>
  
  <p>but it is Initializing file with size 0.</p>
  
  <p>Please help to solve this problem.</p>