NAME
    ed - edit a file

    SYNOPSIS
    void ed(void|string path, void|string exit_func)

    DESCRIPTION
    With this function an interactive object (a player) can edit a file with the given path. If no `path' is given, the file of your's that last had an error in it is taken. `exit_func' is called on completion of the command.

    This function is subject to the rules given by the functions `valid_read()' and `valid_write()'.