++ vs +=1 vs a=a+1
JavaScript performance comparison
Preparation code
<script>
Benchmark.prototype.setup = function() {
var a = 42, b = 42, c = 42, d = 42;
};
</script>
Test runner
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| Test | Ops/sec | |
|---|---|---|
++a |
|
pending… |
++b |
|
pending… |
c += 1 |
|
pending… |
d = d + 1 |
|
pending… |
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Revisions
You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:
- Revision 1: published by bfontaine
- Revision 2: published
- Revision 3: published
- Revision 4: published
- Revision 5: published
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