How to get opposite boolean value of variable in Javascript

s.webbandit

asked 07 Oct, 2012

var a = true;

JavaScript
​x
 
var a = true;
​

How to get opposite value of a (false) and vice versa?

Answer

>>> a = true;
true
>>> !a;
false

JavaScript
 
>>> a = true;
true
>>> !a;
false
​