Zerofill with array vs while

Benchmark created by Grubshka on February 4, 2011

Description

Preparation HTML

<script>
  function zeroFill_Array(number, width) {
   var str = number.toString();
   var remWidth = width - str.length;
   if (remWidth > 0) {
    return new Array(remWidth + (/\./.test(str) ? 2 : 1)).join('0') + str;
   }
   return str;
  }
  
  function zeroFill_While(number, width) {
   var str = number.toString();
   var remWidth = width - str.length;
   while (--remWidth >= 0) {
    str = "0" + str;
   }
   return str;
  }
</script>

Test runner

zeroFill_Array(5, 5);

zeroFill_While(5, 5);

zeroFill_Array(5, 100);

zeroFill_While(5, 100);

zeroFill_Array(5, 10000);

zeroFill_While(5, 10000);

Revisions

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

• Revision 1: published by Grubshka on February 4, 2011