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Android 如何解决React Native中的AppRegistry.registerComponent错误_Android_Ios_Facebook_React Native - Fatal编程技术网

Android 如何解决React Native中的AppRegistry.registerComponent错误

Android 如何解决React Native中的AppRegistry.registerComponent错误,android,ios,facebook,react-native,Android,Ios,Facebook,React Native,刚开始探索React Native,但不幸的是,我被这个错误所困扰 App…:必须返回有效的React元素或null。你可以 已返回未定义、数组或其他无效对象 我试着检查和参考其他问题,但没能弄明白。请检查所附的屏幕截图- 下面是我的index.ios的样子 import React from 'react'; import { AppRegistry, View } from 'react-native'; import Header from './src/components/Header

刚开始探索React Native,但不幸的是,我被这个错误所困扰

App…:必须返回有效的React元素或null。你可以 已返回未定义、数组或其他无效对象

我试着检查和参考其他问题,但没能弄明白。请检查所附的屏幕截图- 下面是我的index.ios的样子

import React from 'react';
import { AppRegistry, View } from 'react-native';
import Header from './src/components/Header';
import AlbumList from './src/components/AlbumList';

//Create a Component
const App = () => {
   <View>
     <Header headerText={'Albums'} />;
     <AlbumList />
   </View>;
};

//Render it to the device
AppRegistry.registerComponent('albums', () => App);
任何建议都会很有帮助


谢谢。

尝试在应用程序功能中添加退货:

const App = () => {
  return (
   <View>
     <Header headerText={'Albums'} />;
     <AlbumList />
   </View>
  );
};

获取此错误@RRikesh-Rawtext;必须包装在显式组件中