docs: function lastIndexOf(array, value, fromIndex) {
        var length = array == null ? 0 : array.length;
        if (!length) {
          return -1;
        }
        var index = length;
        if (fromIndex !== undefined) {
          index = toInteger(fromIndex);
          index = index < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);
        }
        return value === value
          ? strictLastIndexOf(array, value, index)
          : baseFindIndex(array, baseIsNaN, index, true);
      }