import Foundation
let pattern = #"{{flag\|[a-z|A-Z\s]+}}"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
| 152||data-sort-value="4"|{{Increase}} 4||{{flag|Syria}}||3.462||data-sort-value="0.393"|{{increase}} 0.393||0.777||0.396||0.501||0.082||0.494||0.151||1.062
| 153||data-sort-value="-4"|{{decrease}} -4||{{flag|Tanzania}}||3.349||data-sort-value="-0.317"|{{decrease}} -0.317||0.511||1.042||0.365||0.390||0.354||0.066||0.621
| 154||data-sort-value="3"|{{Increase}} 3||{{flag|Burundi}}||2.905||data-sort-value="0.000"|{{steady}} 0.000||0.092||0.630||0.152||0.060||0.204||0.084||1.683
| 155||NA||{{flag|Central African Republic}}||2.693||NA||0.000||0.000||0.019||0.271||0.281||0.057||2.066
|{{flagicon|Kosovo}} ''[[Kosovo]]'' <ref name="KOS" group=Note>{{Kosovo-note}}</ref>
|{{flagicon|Somaliland}} [[Somaliland|Somaliland region]]
|{{flagicon|Palestine}} ''[[Palestinian Territories]]''{{refn|See the following on statehood criteria:
"""#
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