操作符
...(_:
...(_:_:)
返回一个包含两个边界的封闭范围。
声明
static func ... (minimum: Self, maximum: Self) -> ClosedRange<Self>
参数
minimum
范围的下限。
maximum
范围的上限。
详述
使用封闭范围运算符 (...
) 创建符合 Comparable
协议的任何类型的封闭范围。此示例创建一个从 “a” 到并包括 “z” 的 ClosedRange<Character>
。
let lowercase = "a"..."z"
print(lowercase.contains("z"))
// 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 LazyPrefixWhileSequence.Index ...(_:_:)。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。