 containing the exception message.
</LI></UL><H3 CLASS="subsection"><A NAME="htoc357">12.1.22</A>&#XA0;&#XA0;Shell</H3><P><A NAME="obj:Shell"></A><A NAME="object:Shell"></A><A NAME="@default389"></A><A NAME="@obj31"></A></P><P>Parent objects: <CODE>Object</CODE>.</P><P>The <CODE>Shell</CODE> object contains the collection of builtin functions
available as shell commands.</P><P>You can define aliases by extending this object with additional methods.
All methods in this class are called with one argument: a s