\begin{funcdesc}{get_current_history_length}{}

Return the number of lines currently in the history. (This is different

from \function{get_history_length()}, which returns the maximum number of

lines that will be written to a history file.) \versionadded{2.3}

\end{funcdesc}

\begin{funcdesc}{get_history_item}{index}

Return the current contents of history item at \var{index}.

\versionadded{2.3}

\end{funcdesc}

\begin{funcdesc}{redisplay}{}

Change what's displayed on the screen to reflect the current contents

of the line buffer. \versionadded{2.3}

\end{funcdesc}