Created
July 5, 2010 02:26
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JavaScript one-liner to swap two variables
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| // via http://twitter.com/izs/statuses/17744109574 | |
| var foo = 1; | |
| var bar = 2; | |
| foo = [bar, bar = foo][0]; |
ES6 is much better.
let x=1
let y=2
{x,y} = {x:y, y:x}
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swap(x,y){ y = (function(x){ return x })(x, x=y); }ES6+:
swap(x,y){ return [y,x] }