Break vs Meet Condition

JavaScript performance comparison

Revision 4 of this test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var stuff = [],
      l = stuff.length,
      i = -1;
   
    while (++i < 500) {
      stuff[i] = i;
    }
   
    i = -1;
};
</script>

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Testing in unknown unknown
Test Ops/sec
Break
var res;
while (++i < l) {
  if (stuff[i] === 251) {
    res = stuff[i];
    break;
  }
}
pending…
Meet Condition
var res;
while (++i < l) {
  if (stuff[i] === 251) {
    res = stuff[i];
    i = l;
  }
}
pending…

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