ios swift 打印字典里的中文

extension NSDictionary {
    
    var utf8Str:String{
        let ff = try! JSONSerialization.data(withJSONObject:self, options: [])
        let str = String(data:ff, encoding: .utf8)
        return str!
    }
}

extension NSDictionary {

  func jsonPrint() {
    let ff = try! JSONSerialization.data(withJSONObject:self, options: [])
        let str = String(data:ff, encoding: .utf8)
    print(str!)
}
    
}

参考博客：
swift 的字典在xcode中直接打印

swift打印的时候让字典中的中文能直接显示