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Thursday, September 5, 2013

Javascript Object Literal - get the number of key/value pairs

This was tricky but a friend finally figured it out, I needed to know if the object passed into a function had anything in it.
This was the solution:
  var x = {t1:1,t2:2,t3:3};
console.log(Object.keys(x).length);
This outputs '3'.

Thanks buddy!
Posted by daddy-o at 9/05/2013 03:30:00 PM

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