实例属性
raw
rawValue
原始类型的对应值。
声明
var rawValue: UInt
详述
使用rawValue
初始化的新实例将等效于此实例。例如:
enum PaperSize: String {
case A4, A5, Letter, Legal
}
let selectedSize = PaperSize.Letter
print(selectedSize.rawValue)
// Prints "Letter"
print(selectedSize == PaperSize(rawValue: selectedSize.rawValue)!)
// Prints "true"
可用版本
iOS 8.0+, iPadOS 8.0+, macOS 10.10+, Mac Catalyst 13.0+, tvOS 9.0+, watchOS 2.0+
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注:本文由纯净天空筛选整理自apple.com大神的英文原创作品 String.Encoding rawValue。非经特殊声明,原始代码版权归原作者所有,本译文未经允许或授权,请勿转载或复制。