import Foundation
let pattern = #"^(?P<ip>.*?) - - \[(?P<date>.*?)(?= ) (?P<timezone>.*?)\] \"(?P<request_method>.*?) (?P<path>.*\.php.*?)(?P<request_version> HTTP/.*)?\" (?P<status>(301|404)?) (?P<length>.*?) \"(?P<referrer>.*?)\" \"(?P<user_agent>.*?)\"$"#
let regex = try! NSRegularExpression(pattern: pattern)
let testString = #"66.249.69.152 - - [21/Apr/2019:00:17:11 +0300] "GET /assets/files/xt9jrjx/xvzbuoq.php?uonaemsxx=top-news-widgets HTTP/1.1" 404 3713 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)""#
let stringRange = NSRange(location: 0, length: testString.utf16.count)
let matches = regex.matches(in: testString, range: stringRange)
var result: [[String]] = []
for match in matches {
var groups: [String] = []
for rangeIndex in 1 ..< match.numberOfRanges {
let nsRange = match.range(at: rangeIndex)
guard !NSEqualRanges(nsRange, NSMakeRange(NSNotFound, 0)) else { continue }
let string = (testString as NSString).substring(with: nsRange)
groups.append(string)
}
if !groups.isEmpty {
result.append(groups)
}
}
print(result)
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Swift 5.2, please visit: https://developer.apple.com/documentation/foundation/nsregularexpression