在iOS上从Swift生成UUID [英] Generate a UUID on iOS from Swift

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本文介绍了在iOS上从Swift生成UUID的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

在我的iOS Swift应用程式中,我想要产生随机的UUID( GUID )字串做为表格键,并显示此片段:

  let uuid = CFUUIDCreateString(nil,CFUUIDCreate(nil))

这是安全吗?



还是可能有更好的(推荐)方法?

解决方案

尝试这个:

  let uuid = NSUUID()。UUIDString 
print(uuid)



Swift 3

  let uuid = UUID()。uuidString 
print(uuid)


In my iOS Swift app I want to generate random UUID (GUID) strings for use as a table key, and this snippet appears to work:

let uuid = CFUUIDCreateString(nil, CFUUIDCreate(nil))

Is this safe?

Or is there perhaps a better (recommended) approach?

解决方案

Try this one:

let uuid = NSUUID().UUIDString
print(uuid)

Swift 3

let uuid = UUID().uuidString
print(uuid)

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