text: 
  //取值
  function get(key, sync = true) {
      try {
          if (sync) {
              return uni.getStorageSync(key);
          } else {
              let data = '';
              uni.getStorage({
                  key: key,
                  success: function (res) {
                      data = res.data;
                  }
              });
              return data;
          }
      } catch (e) {
          return false;
      }
  }
  
  //赋值
  function set(key, value, sync = true) {
      try {
          if (sync) {
              return uni.setStorageSync(key, value);
          } else {
              uni.setStorage({
                  key: key,
                  data: value
              });
          }
      } catch (e) {
  
      }
  }
  
  //移除
  function del(key, sync = true) {
      try {
          if (sync) {
              return uni.removeStorageSync(key);
          } else {
              uni.removeStorage({
                  key: key
              });
          }
      } catch (e) {
          return false;
      }
  }
  
  //清空
  function clear(sync = true) {
      try {
          if (sync) {
              return uni.clearStorageSync();
          } else {
              uni.clearStorage();
          }
      } catch (e) {
          return false;
      }
  }
  
  export {
      get,
      set,
      del,
      clear
  }