React Native AsyncStorage

React Native AsyncStorage 

import React, { Component } from 'react'
import { View, Text, Button, AsyncStorage, TextInput, Keyboard } from 'react-native'

export default class App extends Component {
  constructor(props) {
    super(props);
    this.state = {
      FirstName: '',
      LastName: ''
    }
  }

  SaveData = () => {
    const { FirstName, LastName } = this.state
    let myDetails = {
      FirstName: FirstName,
      LastName: LastName
    }
    AsyncStorage.setItem('Hello', JSON.stringify(myDetails))
    console.log(myDetails)
    Keyboard.dismiss()
  }



  GetData = async () => {
    let getData = await AsyncStorage.getItem('Hello')
    let Data = JSON.parse(getData)
    console.log(Data)

  }

  render() {
    return (
      <View>
        <TextInput
          placeholder="Enter First Name"
          onChangeText={FirstName => this.setState({ FirstName })}
        />

        <TextInput
          placeholder="Enter Last Name"
          onChangeText={LastName => this.setState({ LastName })}
        />
        <Button onPress={this.SaveData}  title='SaveData'/>
        <Button onPress={this.GetData}  title='GetData'/>
      </View>

    );
  }
}