let names = ["Chris", "Alex", "Ewa", "Barry", "Daniella"] func backwards(s1:String, s2:String) -> Bool { return s1 > s2; } var reversed = names.sort(backwards) reversed = names.sort({(s1:String, s2:String) -> Bool in return s1 > s2; }) reversed = names.sort({s1, s2 in return s1 > s2}) reversed = names.sort({$0 > $1}) reversed = names.sort(>)
swift 闭包的比较写法
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转载自lizhuang.iteye.com/blog/2264461
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