push method vs setting via key

JavaScript performance comparison

Revision 31 of this test case created by Scott Newcomer

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
push method
var a = [];
for (var i = 0; i < 1000; i++) {
    a.push(Math.random());
}
pending…
index method
var a = [];
for (var i = 0; i < 1000; i++) {
    a[i] = Math.random();
}
pending…
concat
var a = [];
for (var i = 0; i < 1000; i++) {
    a = a.concat(Math.random());
}
pending…

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