import Foundation
let pattern = #"""
\* S12 \(Amount: 730\.00 USD, Special Quantity: (?<S12Quantity>\d*)\)
\* IRONWORKS DRing \(Amount: 1,599\.00 USD, Special Quantity: (?<DQuantity>\d*)\)
\* IRONWORKS LRing \(Amount: 399\.00 USD, Special Quantity: (?<LQuantity>\d*)\)
\* IRONWORKS SRing \(Amount: 1,199\.00 USD, Special Quantity: (?<SQuantity>\d*)
"""#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
* S12 (Amount: 730.00 USD, Special Quantity: 1546)
* IRONWORKS DRing (Amount: 1,599.00 USD, Special Quantity: 1)
* IRONWORKS LRing (Amount: 399.00 USD, Special Quantity: 1)
* IRONWORKS SRing (Amount: 1,199.00 USD, Special Quantity: 1) **
"""#
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