2019-01-15

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

class App extends Component {
  state = {
    likes: 0
  };
  onPress = () => {
    const {likes} = this.state;
    this.setState({
      likes: likes + 1
    });
  };
  
  render() {
      return(
        <View>
          <TouchableOpacity onPress={this.onPress}>
            <Image 
              style = {styles.image}
              source = {{
                uri: 'http://img.hb.aicdn.com/f16a90f723f26bc08104ca5623a509a695a4c00c1352-zYJ85p_fw658'
              }}
              />
          </TouchableOpacity>
          <Text>{this.state.likes}</Text>
        </View>
      )
  }
  
}