Big Array Build

JavaScript performance comparison

Revision 2 of this test case created

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Test Ops/sec
Push Build
var ary = [];

for(x=0;x<100000;x++){

   ary.push(true);

}
pending…
Index Build
var ary = [];

for(x=0;x<100000;x++){

   ary[x] = true;

}
pending…
Index While
var ary = []
  , n = 100000;

++n; // add 1 or we’ll exit the loop one iteration too early
while (--n) {
 ary[x] = true;
}
 
pending…

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