unshift (v66)

Revision 66 of this benchmark created by looping on

Setup

for (var res = '', i = 0; i < 10000; i++) {
     res.unshift(0);
    }

Test runner

Ready to run.

Testing in
TestOps/sec
concat
for (var res = '', i = 0; i < 10000; i++) {
 res += 'a';
}
ready
join-with-push
for (var res = [], i = 0; i < 10000; i++) {
 res.push('a');
}
res = res.join('');
ready
join-without-push
for (var res = [], i = 0; i < 10000; i++) {
 res[i] = 'a';
}
res = res.join('');
ready

Revisions

You can edit these tests or add more tests to this page by appending /edit to the URL.