text: 
  import React, {Component} from 'react';
  import {Platform, StyleSheet, Text, View,Button,WebView} from 'react-native';
  import PublicDefine from "./PublicDefine";
  
  
  
  export default class Job extends Component {
  
      constructor(props) {
          super(props);
          this.state = {
              url: 'https://www.qq.com/',
              canGoBack: false,
          }
      }
  
      render() {
          const {navigation} = this.props;
          return (
              <View style={styles.container}>
                  <WebView
                      ref='wb'
                      automaticallyAdjustContentInsets={false}
                      style={{width:PublicDefine.width,height:PublicDefine.height-98}}
                      source={{uri: this.state.url}}
                      javaScriptEnabled={true}
                      domStorageEnabled={true}
                      decelerationRate="normal"
                      startInLoadingState={true}
                  />
              </View>
          );
      }
  }
  
  const styles = StyleSheet.create({
      container: {
          flex: 1,
          justifyContent: 'center',
          alignItems: 'center',
          backgroundColor: '#F5FCFF',
      },
      welcome: {
          fontSize: 20,
          textAlign: 'center',
          margin: 10,
      },
      instructions: {
          textAlign: 'center',
          color: '#333333',
          marginBottom: 5,
      },
  });
  