

   SSeeaarrcchh IInnddiicceess ffoorr HHeellpp FFiilleess

        index.search(topic, path, file="AnIndex", type = "help")

   AArrgguummeennttss::

      topic: The keyword to be searched for in the indices.

       path: The path(s) to the packages to be searches.

       file: The index file to be searched. Normally `"AnIn-
             dex"'.

       type: The type of file required.

   DDeessccrriippttiioonn::

        Used to search the indices for help files, possibly
        under aliases.

   DDeettaaiillss::

        For each package in `path', examine the file `file' in
        directory `help', and look up the matching file stem
        for topic `topic', if any.

   VVaalluuee::

        A character vector of matching files, as if they are in
        directory `type' of the corresponding package. In the
        special cases of `type = "html"', `"R-ex"' and
        `"latex"' the file extensions `".html"', `".R"' and
        `".tex"' are added.

   SSeeee AAllssoo::

        `help', `example'

