To add private variable to this Javascript literal object

You can use number as function/variable name, the numberic name can ' t is accessed from the parent scope, and can be accessed B Y ' this ' in private scope.

var o=    {      attr1:' value of attr1 ',       1: ' Private attr, the index is 1 ',       301:function() {         console.log (' Private function, name is 2 ');       },       fun1:  function() {        Console.log (This [1]);            This [301].call (this);      }    }; O.fun1 ();

To add private variable to this Javascript literal object