Zero filled array creation (v38)

Revision 38 of this benchmark created on

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Testing in
TestOps/sec
Array push
for (var i = 0, a = []; i < 100; i++) a.push(0);
ready
Array assign
var i = 0;
var a = new Array(100)
for (i = 0; i < 100; i += 1) {
  a[i] = 0;
}
ready
Typed array conversion
[].slice.call(new Uint8Array(100));
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Binary concatenation
for (var i = 100, a = [], add = [0]; i; i >>= 1) {
  if (i & 1) a.push.apply(a, add);
  add.push.apply(add, add);
}
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Array Apply
Array.apply(null, new Array(100)).map(Number.prototype.valueOf, 0);
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Anonymous function while()
(function(n) {
  while (n-- && this.push(n));
  return this;
}).call([], 100);
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Anonymous function for()
(function(n) {
  for (; n--; this.push(0));
  return this;
}).call([], 100);
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plusplus
var i = 0;
var a = new Array(100)
for (i = 0; i < 100; i++) {
  a[i] = 0;
}
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Array.fill
let a = new Array(100).fill(0);
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Array assign 2
let a = new Array(100)
for(let i=0;i<100;i++) {
  a[i] = 0;
}
ready

Revisions

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