标签：nav article button class ati content nbsp appear tabbar
//设置公共TabBarItem 的属性
[UITabBarItem appearance]
//设置公共NavigationBar 的属性
[UIBarButtonItem appearance]
标签：nav article button class ati content nbsp appear tabbar
原文地址：http://www.cnblogs.com/yangykaifa/p/6791417.html
