'substring(to:)' is deprecated: Please use String slicing subscript with a 'partial range upto'
swift3 消除警告’substring(to:)’ is deprecated: Please use String slicing subscript with a ‘partial range upto’
Swift3废除了subString(from\to\with:)字符串截取方法。
而截取方法改成了:
let newStr = String(str[..<index]) // = str.substring(to: index) In Swift 3
let newStr = String(str[index…]) // = str.substring(from: index) In Swif 3
let newStr = String(str[range]) // = str.substring(with: range) In Swift 3
可以给string写个扩展延续之前的方法
还没有评论,来说两句吧...