code: function (key, options) {
            var opts = calcOptions(options)
            var keyName = [opts['prefix'], key].join('')
  
            return storage.getItem(keyName)
          }
docs: @ngdoc method
  @name $sessionStorage#get
  
  @description
  Returns the value of given sessionStorage key
  
  @param {string} key Id to use for lookup.
  @param {Object} options Options object.
  See {@link ngSessionStorage.$sessionStorageProvider#defaults $sessionStorageProvider.defaults}
  
  @returns {string} Raw sessionStorage value.