import Foundation
let pattern = #"""
\[.\]
"""#
let regex = try! NSRegularExpression(pattern: pattern)
let testString = #"""
[2] O. Y. Abramov, “Industry Best Practices And The Role Of TRIZ In Developing New Products,” in ResearchGate, 2013.
[3] D. Cavallucci, S. Fuhlhaber, and A. Riwan, “Assisting Decisions in Inventive Design of Complex Engineering Systems,” Procedia Eng., vol. 131, pp. 975–983, 2015.
[4] W. Yan, H. Liu, C. Zanni-Merk, and D. Cavallucci, “IngeniousTRIZ: An automatic ontology-based system for solving inventive problems,” Knowl.-Based Syst., vol. 75, pp. 52–65, Feb. 2015.
[5] B.Campbell,“Brainstorming and TRIZ,” TRIZ J., 2003. February,http://www.triz journal.com/archives/2003/02/index.htm.
[6] A. Aamodt and E. Plaza, “Case-based reasoning: Foundational issues, methodological variations, and system approaches,” AI Commun., vol. 7, no. 1, pp. 39–59, 1994.
"""#
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