At the beginning of a，Swift did not provide regular expression support，So we can only package，For example write a structure，Like this：
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 |
struct MyRegex { let regex: NSRegularExpression? init(_ pattern: String) { regex = try? NSRegularExpression(pattern: pattern, options: .CaseInsensitive) } func match(input: String) -> Bool { if let matches = regex?.matchesInString(input, options: [], range: NSMakeRange(0, (input as NSString).length)) { return matches.count > 0 } else { return false } } } |
In fact, Swift already has support for regular expressions，We just need to：
[crayon-690387f0dd90d900352[……]