sevenLee
11/16/2015 - 4:13 PM

Cover value to boolean use "!!"

Cover value to boolean use "!!"

notnot.js
content_copyfile_download
authService.isAuthenticated = function () {
    return !!Session.userId;
  };
  
  //if Session.userId exist, !Session.userId is "false"
  //!!Session.userId will be true