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version 1.3, 2002/08/29 18:26:28	version 1.4, 2012/10/12 13:26:55
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Variables can be used later in the same script. For instance, we can add	Variables can be used later in the same script. For instance, we can add
another line below the \texttt{\$variable} line as such:	another line below the \texttt{\$variable} line as such:

\begin{lyxcode}
\$variable2~=~\$variable~+~2;	\$variable2~=~\$variable~+~2;
\end{lyxcode}

Now there is a variable called \texttt{\$variable2} with the the number {}``5''	Now there is a variable called \texttt{\$variable2} with the the number {}``5''
as its value.	as its value.
Line 16 large number of ways of using variables	Line 14 large number of ways of using variables
common way is to use normal double-quotes and just spell out the name of	common way is to use normal double-quotes and just spell out the name of
the variable you want to use in the string, like this:	the variable you want to use in the string, like this:

\begin{lyxcode}
\$stringVar~=~{}``I~have~a~variable~with~the~value~\$variable.'';	\$stringVar~=~{}``I~have~a~variable~with~the~value~\$variable.'';
\end{lyxcode}

This will put the string {}``I have a variable with the value 3.'' into	This will put the string {}``I have a variable with the value 3.'' into
the variable named {}``stringVar''.	the variable named {}``stringVar''.