Swift 3.0 中String下没有“rangeOfString”这个成员
error: value of type 'String' has no member 'rangeOfString'
let commaIndex = coordinateString.rangeOfString(",")!.startIndex
请问老师,该问题怎么解决?
error: value of type 'String' has no member 'rangeOfString'
let commaIndex = coordinateString.rangeOfString(",")!.startIndex
请问老师,该问题怎么解决?
2016-10-27
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