Assigning Data to an Array

JavaScript performance comparison

Test case created on 21st October 2012

 
<script>
  Benchmark.prototype.setup = function() {
    myArray = [];
  };
</script>

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Java applet disabled.

Testing in unknown unknown
Test		Ops/sec
array = [ ]	`myArray = [ 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];`	pending…
array.push	`myArray.push( 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);`	pending…
array.concat	`myArray = myArray.concat([ 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]);`	pending…
30x array.push	myArray.push(1); myArray.push(2); myArray.push(3); myArray.push(4); myArray.push(5); myArray.push(6); myArray.push(7); myArray.push(8); myArray.push(9); myArray.push(10); myArray.push(11); myArray.push(12); myArray.push(13); myArray.push(14); myArray.push(15); myArray.push(16); myArray.push(17); myArray.push(18); myArray.push(19); myArray.push(20); myArray.push(21); myArray.push(22); myArray.push(23); myArray.push(24); myArray.push(25); myArray.push(26); myArray.push(27); myArray.push(28); myArray.push(29); myArray.push(30);	pending…
array.push.apply	`var tempArray = [ 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]; myArray.push.apply(myArray, tempArray);`	pending…