标签:io ar for on cti ad new as class
var ac:ArrayCollection = new ArrayCollection();
// init
ac.addItem("1");
ac.addItem("2");
ac.addItem("2");
ac.addItem("3");
var nac:ArrayCollection = new ArrayCollection();
// 循环放入新的arraycollection中,已经存在则不进行重新添加
for each(var item:String in ac)
{
if(nac.contains(item))
continue;
nac.addItem(item);
}
标签:io ar for on cti ad new as class
原文地址:http://my.oschina.net/return/blog/332858