Array magic vs for (v8)

Revision 8 of this benchmark created by jonschlinkert on

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Testing in
TestOps/sec
Map 100
var n = 100;
var a = Array.apply(null, {
  length: n
}).map(Number.call, Number);
ready
For 100
var n = 100;
var a = [];
for (var i = 0; i < n; i++) {
  a.push(i);
}
ready
Map 100000
var n = 100000;
var a = Array.apply(null, {
  length: n
}).map(Number.call, Number);
ready
For 100000
var n = 100000;
var a = [];
for (var i = 0; i < n; i++) {
  a.push(i);
}
ready
Map 10
var n = 10;
var a = Array.apply(null, {
  length: n
}).map(Number.call, Number);
ready
For 10
var n = 10;
var a = [];
for (var i = 0; i < n; i++) {
  a.push(i);
}
ready
while 10
var n = 10;
var a = [];
var i = 0;
while (i < n) {
  a.push(i++);
}
ready
while 100
var n = 100;
var a = [];
var i = 0;
while (i < n) {
  a.push(i++);
}
ready
while 100000
var n = 100000;
var a = [];
var i = 0;
while (i< n) {
  a.push(i++);
}
ready

Revisions

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