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官方文档地址
下方代码来自官方文档，先简单记录下如何通过webview打开某个http地址

添加权限：android/app/src/main/AndroidManifest.xml

<uses-permission android:name="android.permission.INTERNET"/>

pubspec.yaml

webview_flutter: ^4.10.0

controller

import 'package:get/get.dart';
import 'package:webview_flutter/webview_flutter.dart';class LoginController extends GetxController {LoginController();WebViewController webViewController = WebViewController()..setJavaScriptMode(JavaScriptMode.unrestricted)..loadRequest(Uri.parse('https://www.baidu.com/'));_initData() {update(["login"]);}@overridevoid onReady() {super.onReady();_initData();}

view

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:webview_flutter/webview_flutter.dart';
import 'index.dart';class LoginPage extends GetView<LoginController> {const LoginPage({super.key});@overrideWidget build(BuildContext context) {return GetBuilder<LoginController>(init: LoginController(),id: "login",builder: (_) {return Scaffold(appBar: AppBar(title: const Text("login")),body: WebViewWidget(controller: controller.webViewController),);},);}
}