import Foundation
let pattern = #"{\s*["']\s*streamUrl\s*["']\s*:\s*["']\s*(http[^"']+)"#
let regex = try! NSRegularExpression(pattern: pattern, options: [.anchorsMatchLines, .caseInsensitive])
let testString = #"""
"language":["Français"],"logo100x100":"http://static.radio.fr/images/broadcasts/15/43/8275/1/c100.png",
"streamUrls":[{"streamUrl":"http://mp3lg4.tdf-cdn.com/9243/lag_164753.mp3","loadbalanced":false,
"metaDataAvailable":false,"playingMode":"STEREO","type":"STREAM","sampleRate":44100,"streamContentFormat":"MP3",
"bitRate":128,"idBroadcast":8275,"sortOrder":0,"streamFormat":"ICECAST","id":47609,"streamStatus":"VALID",
"contentType":"audio/mpeg"},{"streamUrl":"http://mp3lg3.scdn.arkena.com/10490/virginradio.mp3","loadbalanced":false,
"metaDataAvailable":false,"playingMode":"STEREO","type":"STREAM","sampleRate":44100,"streamContentFormat":"MP3",
"bitRate":64,"idBroadcast":8275,"sortOrder":1,"streamFormat":"ICECAST","id":57003,"streamStatus":"VALID",
"contentType":"audio/mpeg"}],"playable":"PLAYABLE","genres":["Pop","Rock"],
"logo175x175":"http://static.radio.fr/images/broadcasts/15/43/8275/1/c175.png","
"""#
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