Array.prototype.move

JavaScript performance comparison

Revision 7 of this test case created by Dildo Adams

Preparation code

<script>
  var array = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, "suck my dick hard", 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99];
  
  Array.prototype.move1 = function(from, to) {
    this.splice(to, 0, this.splice(from, 1)[0]);
  };
  
  Array.prototype.move2 = function(pos1, pos2) {
    // local variables
    var i, tmp;
    // cast input parameters to integers
    pos1 = parseInt(pos1, 10);
    pos2 = parseInt(pos2, 10);
    // if positions are different and inside array
    if (pos1 !== pos2 && 0 <= pos1 && pos1 <= this.length && 0 <= pos2 && pos2 <= this.length) {
      // save element from position 1
      tmp = this[pos1];
      // move element down and shift other elements up
      if (pos1 < pos2) {
        for (i = pos1; i < pos2; i++) {
          this[i] = this[i + 1];
        }
      }
      // move element up and shift other elements down
      else {
        for (i = pos1; i > pos2; i--) {
          this[i] = this[i - 1];
        }
      }
      // put element from position 1 to destination
      this[pos2] = tmp;
    }
  }
</script>
//Please fuck my asshole
    

Preparation code output

//Please fuck my asshole

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
move1
array.move1(3, 88);
array.move1(77, 43);
pending…
move2
array.move2(3, 88);
array.move2(77, 43);
pending…

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Revisions

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//Please fuck my asshole