Key Lookup

JavaScript performance comparison

Revision 127 of this test case created by

Preparation code

<script>
  Benchmark.prototype.setup = function() {
    var a1 = [], o = {}, a2=null;
    for( i=0; i <=200; i ++){
      a1.push( { id: 'abcdefghijklmnopqrstuvwxyz' + i, name: 'name' });
      o[i] = { id: 'abcdefghijklmnopqrstuvwxyz' + i, name: 'name' };
    }
  };
</script>
    

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Manual Array Lookup
var id = 199 ;
result = a1[id];
pending…
Object by Key
var key = 'abcdefghijklmnopqrstuvwxyz199';
var result = o[key];
pending…

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