操作符
..<(_:
..<(_:_:)
返回包含其下限但不包含其上限的半開範圍。
聲明
static func ..< (minimum: Self, maximum: Self) -> Range<Self>
參數
minimum
範圍的下限。
maximum
範圍的上限。
詳述
使用半開範圍運算符 (..<
) 創建符合 Comparable
協議的任何類型的範圍。此示例創建一個從零到(但不包括)5.0 的Range<Double>
。
let lessThanFive = 0.0..<5.0
print(lessThanFive.contains(3.14)) // Prints "true"
print(lessThanFive.contains(5.0)) // Prints "false"
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:本文由純淨天空篩選整理自apple.com大神的英文原創作品 Collections ..<(_:_:)。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。