小编Jos*_*aza的帖子

undefined 不是一个对象(评估 _this2.props.navigation.navigate)

我正在使用react-native,但我遇到了导航器的问题。

代码:

应用程序.js

import React, {Component} from 'react';
import {
   AppRegistry,
   StyleSheet,
   Text,
   View,
} from 'react-native';

import { StackNavigator } from 'react-navigation';

import loginScreen from './src/components/loginView';
import registerScreen from './src/components/registerView';

const Appmemes = StackNavigator({
   Login: {screen: loginScreen},
   Register: {screen: registerScreen}
});

export default Appmemes;

AppRegistry.registerComponent('Appmemes', () => Appmemes);
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loginView.js 工作正常:

.
.
.
  <View style={styles.formContainer}>
          <LoginForm/>
  </View>
.
.
.    
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登录表单.js

import React, { Component } from 'react'
import { StyleSheet, TextInput, Text, View, TouchableOpacity, AppRegistry} from 'react-native'
import …
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javascript node.js reactjs react-native react-native-navigation

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