js Array相关

js中定义数组的方式

　一.   var  aColors = new Array;

                   aColors[0] = 'red'; 

                   aColors[1] = 'green';

                   aColors[2] = 'blue';

 

    二.  var aColors = new Array('red','green','blue');

 

    三.  var aColors = ["red","green","blue"];