String concat (v7)

Revision 7 of this benchmark created by a on

Setup

var string = '',
        x = 'salam',
        y = 'chetori',
        z = 'khubam';

Test runner

Ready to run.

Testing in
TestOps/sec
+
string = string + x + y + z;
ready
+=
string += x + y + z;
ready
String.prototype.concat
string.concat(x, y, z);
ready
Array.prototype.join
string = [string, x, y, z].join(' ');
ready

Revisions

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