E/flutter (32355): [ERROR:flutter/lib/ui/ui_dart_state.cc(157)] Unhandled Exception: NoSuchMethodError: Class 'String' has no instance setter 'text='. E/flutter (32355): Receiver: "1234567890" E/flutter (32355): Tried calling: text=Instance of 'TextEditingController'

Question

个人资料屏幕

class ProfileScreenState extends State<ProfileScreen> {

    TextEditingController mobile = TextEditingController();

      void initState() {
        GetDetails();
        getMobile();
      }

      @override
      Widget build(BuildContext context) {
        // TODO: implement build
        pr = new ProgressDialog(context, showLogs: true);
        pr.style(message: 'Please wait...');
        return Scaffold(
          appBar: AppBar(
            title: Text("Profile", style: TextStyle(color: Colors.black)),
            backgroundColor: Colors.orange,
          ),
          body: SingleChildScrollView(
            child: Stack(
              children: [
                Column(
                  children: [
                    Container(
                      child: Image.asset('assets/images/gym.png',
                          height: 150,
                          width: double.infinity,
                          fit: BoxFit.fitWidth),
                    ),
                    SizedBox(
                      height: 50,
                    ),
                    Row(
                      mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                      children: <Widget>[
                        Expanded(
                          child: Padding(
                            padding: const EdgeInsets.all(8.0),
                            child: TextField(
                              decoration: InputDecoration(
                                hintText: 'User',
                                prefixIcon: Icon(Icons.perm_identity),
                              ),
                            ),
                          ),
                        ),
                        Expanded(
                          child: Padding(
                            padding: const EdgeInsets.all(8.0),
                            child: TextField(
                              controller: mobile,
                              decoration: InputDecoration(
                                prefixIcon: Icon(Icons.mobile_screen_share),
                              ),

                            ),
                          ),
                        ),
                      ],
                    ),

                    );
      }

从Sharedpreference获取数据

Future getMobile（）异步{
    Future notificatinstatus = SharedPrefrence().getUserMobile();
    notificatinstatus.then((data) async {
      var mobile_no=data;

      mobile_no.text=mobile;
      return mobile;
    });
  }

我有一个共享的数据，其中包含客户的移动电话号码，在我的个人资料中，当我打开个人资料页面时，需要从文本首选项数据中获取数据，当我加载数据时，需要在文本字段中填写...