UsingSequence.swift

let url = URL(string:"https://www.sebastianboldt.com")
let pollingSequence = URLPollingSequence(url: url!, delay: 2)
do {
    for try await item in pollingSequence {
        guard let data = item else {
            continue
        }
        print(String(data: data, encoding: String.Encoding.utf8) ?? "Not decodable")
    }
} catch {
    print(error.localizedDescription)
}