array creating.js

var i, n = 300000, a;
  
console.time("1");
i = n; while(i--)
{
  a = [];
}    
console.timeEnd("1");

console.time("2");
i = n; while(i--)
{  
  a = new Array();
}    
console.timeEnd("2");

/*
ff3.6
1: 654
2: 906
2: 969
1: 580

chrome4
1: 708
2: 911
2: 1027
1: 576

chrome5
1: 980ms
2: 1296ms
2: 1256ms
1: 912ms

opera10.53
1: 609
2: 869
2: 758
1: 535

ie7
1: 1652
2: 2013
2: 2123
1: 1562
*/