array vs object iterate

JavaScript performance comparison

Revision 2 of this test case created

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Test Ops/sec
object
var a={"A1":1,"B1":2,"C1":3};

for (key in a) {
    var b = key;
}
pending…
array
var a=["A1","B1","C1"];

for (var i=a.length; i--;) {
    var b = a[i];
}
pending…

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