import Foundation
let pattern = #"(?<!https?:)\/\/(.+?)(?<!https?:)\/\/"#
let regex = try! NSRegularExpression(pattern: pattern, options: [.anchorsMatchLines, .caseInsensitive])
let testString = #"fff https://stackoverflow.com<br><br>bar https://stackoverflow.com. <br>foo<br>1. //ok// - bar. //ok// - bar. //ok// - foo. //ok// - bar<br>6. //ok// -((https://stackoverflow.com)), ok (((https://stackoverflow.com bar))), fooo/ bar<br> //ok (https://stackoverflow.com bar))).//<br> foo (((https://stackoverflow.com foo)) - "#
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