实例方法
shuffled()
返回序列的元素,打乱。
声明
func shuffled() -> [Self.Element]
返回值
此序列元素的打乱数组。
详述
例如,您可以通过在该范围内调用 shuffled()
方法来打乱 0
和 9
之间的数字:
let numbers = 0...9
let shuffledNumbers = numbers.shuffled()
// shuffledNumbers == [1, 7, 6, 2, 8, 9, 4, 3, 5, 0]
该方法相当于调用shuffled(using:)
,传入系统默认的随机生成器。
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 LazyFilterSequence shuffled()。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。