swift enum hashvalue

相關問題 & 資訊整理

swift enum hashvalue

If you want to map enum values to integers, you should do so directly with raw values. For example (from the Swift Programming Language: ...,Having something like: extension WordOrNumber: Hashable var hashValue: Int switch self case .Word(let value): return value.hashValue case .Number(let ... ,If you wish to get the hash value of a specific enum you can access its hashValue, The hash value will return the index of the enum starting from zero. let quux ... , 當一個型別遵從Hashable 時,它的資料可以產生一個叫hash value 的 ... 而enum 則更厲害,enum 定義的型別預設即遵從Hashable protocol。, hashValue來訪問成員值所對應的雜湊值,這個雜湊值是不能改變的,由編譯器自動生成,之後不可改變,Swift在背後實際上使用雜湊值來識別 ..., The answer to this question it is well documented hashValue. The short answer is that this is normal behaviour. Hash values are not ..., You seem to have confused rawValue with hashValue . enum LoginItems: Int case email = 0 case password case login static let ..., private enum LaundryFlags: String ... 我们可以使用枚举值来生成选项集,因为我们知道每个 hashValue 都不会发生重叠,这使得编译器可以 ...

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swift enum hashvalue 相關參考資料
Access an enum value by its hashvalue? - Stack Overflow

If you want to map enum values to integers, you should do so directly with raw values. For example (from the Swift Programming Language: ...

https://stackoverflow.com

Hashable enum in Swift - Stack Overflow

Having something like: extension WordOrNumber: Hashable var hashValue: Int switch self case .Word(let value): return value.hashValue case .Number(let ...

https://stackoverflow.com

Swift Language - Raw and Hash values | swift Tutorial

If you wish to get the hash value of a specific enum you can access its hashValue, The hash value will return the index of the enum starting from zero. let quux ...

https://riptutorial.com

Swift 的Hashable protocol. Swift 裡有一個特別的Hashable ...

當一個型別遵從Hashable 時,它的資料可以產生一個叫hash value 的 ... 而enum 則更厲害,enum 定義的型別預設即遵從Hashable protocol。

https://medium.com

Swift- 列舉中的rawValue和hashValue - IT閱讀 - ITREAD01.COM

hashValue來訪問成員值所對應的雜湊值,這個雜湊值是不能改變的,由編譯器自動生成,之後不可改變,Swift在背後實際上使用雜湊值來識別 ...

https://www.itread01.com

Swift: Hash value of enum is getting random numbers - Stack ...

The answer to this question it is well documented hashValue. The short answer is that this is normal behaviour. Hash values are not ...

https://stackoverflow.com

Why the swift enum is returning wrong hashValue in swift 4.1 ...

You seem to have confused rawValue with hashValue . enum LoginItems: Int case email = 0 case password case login static let ...

https://stackoverflow.com

亮剑吧!枚举哈希值及选项集| Swift 教程- Swift 语言学习- Swift ...

private enum LaundryFlags: String ... 我们可以使用枚举值来生成选项集,因为我们知道每个 hashValue 都不会发生重叠,这使得编译器可以 ...

https://swift.gg