code: function contains(collection, target, fromIndex) {
        var length = collection ? collection.length : 0;
        if (!(typeof length == 'number' && length > -1 && length <= maxSafeInteger)) {
          collection = values(collection);
          length = collection.length;
        }
        if (typeof fromIndex == 'number') {
          fromIndex = fromIndex < 0 ? nativeMax(length + fromIndex, 0) : (fromIndex || 0);
        } else {
          fromIndex = 0;
        }
        if (typeof collection == 'string' || !isArray(collection) && isString(collection)) {
          if (fromIndex >= length) {
            return false;
          }
          return nativeContains
            ? nativeContains.call(collection, target, fromIndex)
            : collection.indexOf(target, fromIndex) > -1;
        }
        var indexOf = getIndexOf();
        return indexOf(collection, target, fromIndex) > -1;
      }
docs: Checks if a given value is present in a collection using strict equality
  for comparisons, i.e. `===`. If `fromIndex` is negative, it is used as the
  offset from the end of the collection.
  
  @static
  @memberOf _
  @alias include
  @category Collections
  @param {Array|Object|string} collection The collection to search.
  @param {*} target The value to check for.
  @param {number} [fromIndex=0] The index to search from.
  @returns {boolean} Returns `true` if a matching element is found, else `false`.
  @example
  
  _.contains([1, 2, 3], 1);
  // => true
  
  _.contains([1, 2, 3], 1, 2);
  // => false
  
  _.contains({ 'name': 'fred', 'age': 40 }, 'fred');
  // => true
  
  _.contains('pebbles', 'eb');
  // => true