![JS数组[2, 5, 2, 5, 10, 12],如何循环打印 （2, 5, 10, 12） 不要打印重复的值，这个循环怎么写。](/aiimages/JS%E6%95%B0%E7%BB%84%5B2%2C+5%2C+2%2C+5%2C+10%2C+12%5D%2C%E5%A6%82%E4%BD%95%E5%BE%AA%E7%8E%AF%E6%89%93%E5%8D%B0+%EF%BC%882%2C+5%2C+10%2C+12%EF%BC%89+%E4%B8%8D%E8%A6%81%E6%89%93%E5%8D%B0%E9%87%8D%E5%A4%8D%E7%9A%84%E5%80%BC%EF%BC%8C%E8%BF%99%E4%B8%AA%E5%BE%AA%E7%8E%AF%E6%80%8E%E4%B9%88%E5%86%99%E3%80%82.png)
functioncloseWin(){
//可能存在frame页面,所以要引用top窗口.
varwin=top.window
try{
//聚焦.
if(win.opener)win.opener.focus()
//避免IE的关闭确认对话框.
win.opener=null
}catch(ex){
//防止opener被关闭时代码异常。
}finally{
win.close()
}
}
//刷新打开本窗口的opener窗口.
functionrefreshOpener(){
//可能存在frame页面,所以要引用top窗口.
varwin=top.window
try{
//刷新.
if(win.opener)win.opener.location.reload()
}catch(ex){
//防止opener被关闭时代码异常。
}
}
//刷新opener窗口后关闭自己。
functionrefreshOpenerAndCloseMe(){
refreshOpener()
closeWin()
}
iframe里面的子页，用parent.location.href = parent.location.reload()如果是window.open 打开就用opener.location.reload()
