code: function isArguments(value) {
        return (value && typeof value == 'object' && typeof value.length == 'number' &&
          toString.call(value) == argsClass) || false;
      }
docs: Checks if `value` is an `arguments` object.
  
  @static
  @memberOf _
  @category Objects
  @param {*} value The value to check.
  @returns {boolean} Returns `true` if `value` is an `arguments` object, else `false`.
  @example
  
  (function() { return _.isArguments(arguments); })();
  // => true
  
  _.isArguments([1, 2, 3]);
  // => false