swift – 使用未声明的类型AutoreleasingUnsafePointer Xcode 6 beta 6

概述以下代码给出了编译器错误“使用未声明的类型AutoreleasingUnsafePointer” var myString: AutoreleasingUnsafePointer<NSString?> 我错过了编译器设置步骤吗？ 谢谢 如 documentation revision history所述 Updated the Pointers section to reflect that Un 以下代码给出了编译器错误“使用未声明的类型autoreleasingUnsafePointer”

var myString: autoreleasingUnsafePointer<Nsstring?>

我错过了编译器设置步骤吗？

谢谢

解决方法 如 documentation revision history所述

Updated the Pointers section to reflect that UnsafePointer has been replaced with UnsafeMutablePointer,ConstUnsafePointer has been replaced with UnsafePointer,and autoreleasingUnsafePointer has been replaced with autoreleasingUnsafeMutablePointer.

所以你必须使用autoreleasingUnsafeMutablePointer

总结

以上是内存溢出为你收集整理的swift – 使用未声明的类型AutoreleasingUnsafePointer Xcode 6 beta 6全部内容，希望文章能够帮你解决swift – 使用未声明的类型AutoreleasingUnsafePointer Xcode 6 beta 6所遇到的程序开发问题。

如果觉得内存溢出网站内容还不错，欢迎将内存溢出网站推荐给程序员好友。