如何在Swift中将JSON转换为字典？

Question

尝试过，但收到错误：

var d = (try JSONSerialization.jsonObject(with: data, options: JSONSerialization.ReadingOptions.mutableContainers)) as [String: String]
guard let d2 = d else {
    return
}

Answer 1

您可以尝试

guard let dic = try? JSONSerialization.jsonObject(with: data) as? [String: String] else { return }

Answer 2

这里正确的工具是JSONDecoder，而不是JSONSerialization：