import Foundation
let pattern = #"(?-i)(?<=[a-z]\s)[A-Z\d].*?\(\d+\)"#
let regex = try! NSRegularExpression(pattern: pattern)
let testString = #"""
A random string with movie titles in it.
Movies like The Thing (1984) and other titles like Captain America Civil War (2016).
The movies could be anywhere in this string.
And some movies like 28 Days Later (2002) could start with a number.
"""#
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