验证字符串中是否还有其他字符 swift

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　　　let words = ["ss","aa","bb","ddd"]

        let tweet = "this is an example tweet larking about swift sad"

        let valid = !words.filter({tweet.containsString($0)}).isEmpty

        print(valid)

        print(words.contains(tweet.containsString))

        print(tweet.characters.split(" ").lazy.map(String.init).contains(Set(words).contains))

10个惊艳的Swift单行代码:

http://www.cocoachina.com/swift/20160429/16051.html

验证字符串中是否还有其他字符 swift

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原文地址：http://www.cnblogs.com/lyl-/p/5445738.html