var myarray= new Array();
var myarray= new Array(8);
var myarray= new Array(66,80,60,59,70);
var myarray= [66,80,60,59,70];
myarray[5]=100
myarray[[0,1,2]][[1,2,3]]
myarray[0][1]=5
myarray.length
js-2
原文：http://www.cnblogs.com/iloveyoucc/p/4157189.html
