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swift subString处理

swift subString处理

作者: CSCloud | 来源:发表于2019-05-11 10:49 被阅读0次

swift5.0上报警告:substring(to:)' is deprecated: Please use String slicing subscript with a 'partial range upto' opera
解决办法:

let subStr = String(value[..<index])   // = str.substring(to: index) is deprecated
let subStr = String(value[index...])    // = str.substring(from: index) is deprecated
let subStr = String(value[range])      // = str.substring(with: range) is deprecated

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