安装

npx expo install @react-native-async-storage/async-storage

引用

import AsyncStorage from '@react-native-async-storage/async-storage';

存字符串

const storeData = async () => {
  try {
    // name 是你自定义的 key 名
    await AsyncStorage.setItem('name', 'aaron')
  } catch (e) {
    // 保存错误
  }
}

读取字符串

const getData = async () => {
  try {
    // name 是之前存入的值
    const name = await AsyncStorage.getItem('name')
    if(name !== ...