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var x = ‘5’;
var y = 5;
alert(x+y);

Expecting error!! cooool answer is 55!!!!

var x = true;
var y = ‘5’;
alert(x+y);

This time, definetly error!! Alas!! the answer is 6!!!

var x = true;
var y = false;
alert(x+y);

Confused?   anwer is 1

var x = true;
var y;
alert(x+y);

mmm….. answer is NaN

If you add any thing in Javascript except you know it already, it is always shock shock shock!!!!

Agree with me  ;-D

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