code: function remove (key) {
    if (Array.isArray(key)) {
      return AsyncStorage.multiRemove(key)
    }
  
    return AsyncStorage.removeItem(key)
  }
docs: Remove a key from AsyncStorage.
  Wrapper around removeItem & multiRemove.
  @param {String, Array} key to remove
  @returns {Promise}
  
  @example
  storage.remove(key).then(console.log).catch(console.error)