已针对Swift 2.0（Xpre 7）更新
用途
forEach：
self.view.subviews.forEach { subview in subview.removeFromSuperview()}或像这样：
view.subviews.forEach { $0.removeFromSuperview() }
用途
forEach：
self.view.subviews.forEach { subview in subview.removeFromSuperview()}或像这样：
view.subviews.forEach { $0.removeFromSuperview() }名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
