Math.ceil vs. bitwise (v11)

Revision 11 of this benchmark created by Rowaa[SR13] on June 9, 2014

Description

Preparation HTML

<script>
  // am I insane?
  var n = Math.random() * (Math.random() + '').substr(2);
</script>

Test runner

var f = Math.ceil(n);

var f = (n << 0),
    f = f === n ? f : f + 1;

var f = (n + 0.5) | 0;

var f = (n | 0),
    f = f === n ? f : f + 1;

Revisions

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

• Revision 1: published by Remy on November 29, 2010
• Revision 2: published on January 6, 2011
• Revision 5: published on November 15, 2012
• Revision 6: published by Adam Bankin on December 6, 2012
• Revision 9: published on June 16, 2013
• Revision 10: published by Tuna Toksoz on October 30, 2013
• Revision 11: published by Rowaa[SR13] on June 9, 2014
• Revision 15: published by jghj on February 14, 2015