[英]Swift - Parse a string which contains a URL
如何解析這個字符串:
http://www.ha ***ay.ir/pa***nt/result_false.php?error=Canceled%20By%20User
我嘗試使用下面給出的代碼將給定的字符串轉換為字典。 但我收到了這個錯誤:
無法讀取數據,因為它的格式不正確。
這是我的代碼:
func webViewDidFinishLoad(_ webView: UIWebView) {
print("finish loading")
let yourTargetUrl = webView.request?.url?.absoluteString
print(yourTargetUrl!)
let parse = convertToDictionary(text: yourTargetUrl!)
}
func convertToDictionary(text: String) -> [String: Any]? {
if let data = text.data(using: .utf8) {
do {
return try JSONSerialization.jsonObject(with: data, options: []) as? [String: Any]
} catch {
print(error.localizedDescription)
}
}
return nil
}
URL 的query
部分可以用URLComponents
解析
let yourTargetUrl = URL(string:"http://www.foo.ir/baz/result_false.php?error=Canceled%20By%20User")!
var dict = [String:String]()
let components = URLComponents(url: yourTargetUrl, resolvingAgainstBaseURL: false)!
if let queryItems = components.queryItems {
for item in queryItems {
dict[item.name] = item.value!
}
}
print(dict)
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