text: import React, { Component } from 'react'
  import { Text, View } from 'react-native';
  
  export default class BuyCar extends Component {
    static navigationOptions = {
      title: '买好车'
    }
    render() {
      return (
        <View>
          <Text>
            买好车
          </Text>
        </View>
      )
    }
  }
  