Constructor vs Literal Array
JavaScript performance comparison
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| Test |
Ops/sec |
Constructor |
var len = 10000;
var i = 0;
var arr;
var j = 0;
for (i; i < len; ++i) {
j = 0;
arr = new Array(i);
for (j; j < i; ++j) {
arr[j] = undefined;
}
}
|
pending… |
Literal |
var len = 10000;
var i = 0;
var arr;
var j = 0;
for (i; i < len; ++i) {
j = 0;
arr = [];
for (j; j < i; ++j) {
arr.push(undefined);
}
}
|
pending… |
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