import Foundation
let pattern = #"^(?:[A-Za-z]+\d+|\d+[A-Za-z]+)[A-Za-z\d]*$"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
For example, adfak332arg3 is allowed but 332352 and fagaaah are not allowed. .*[^\\s] looks fine for strings with only chars but how to fix it to accepts the desired strings and refuses the other two types?
adfak332arg3
a3
6b
9gag
t3
int32
332352
fagaaah
abduecuijaidkeaodk
"""#
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