if shorthand vs if statement

JavaScript performance comparison

Revision 3 of this test case created by Kyle A. Matheny

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var foo = false;
    var bar = true;
   
    var fn = function() { return false; };
};
</script>

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Testing in unknown unknown
Test Ops/sec
if shorthand
(foo?fn():false);
(bar?fn():false);
pending…
if statement
if (foo) {}
if (bar) {}
pending…
True First
if (true === bar) {}
pending…
True Second
if (bar === true) {}
pending…
False First
if (false === foo) {}
pending…
False Second
if (foo === false) {}
pending…
One First
if (1 === bar) {}
pending…
One Second
if (bar === 1) {}
pending…
Zero First
if (0 === foo) {}
pending…
Zero Second
if (foo === 0) {}
pending…

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Revisions

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