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Annotation of loncom/html/adm/help/tex/Variables_in_the_Text_Block.tex, revision 1.7

1.2       bowersj2    1: \label{Variables_in_the_Text_Block}
1.1       bowersj2    2: 
1.4       lira        3: \index{variables in text block}
                      4: Once you've defined variables in the \textbf{Script}, you can display them in
1.1       bowersj2    5: the \textbf{Text Block}. For example, using the previous three-line script
                      6: we've created so far, you can place the following in the \textbf{Text Block}:
                      7: 
1.6       raeburn     8: \begin{verbatim}
                      9: See the 3: $variable<br />
                     10: See the string: <b>$stringVar</b><br />
                     11: \end{verbatim}
1.1       bowersj2   12: %
                     13: \begin{figure}
1.7     ! raeburn    14: \begin{center}\includegraphics[width=0.70\paperwidth]{numericalResponseVarInText}\end{center}
1.1       bowersj2   15: 
                     16: 
                     17: \caption{Result of Variables in the Text Block\label{Result of Variables in the Text Block Figure}}
                     18: \end{figure}
                     19: If you save that and hit \textbf{View}, you should get what you see in figure
                     20: \ref{Result of Variables in the Text Block Figure}. Note how the {}``\$variable''
                     21: was turned into a 3, and the {}``\$stringVar'' was turned into {}``I have
                     22: a variable with the value 3.''
                     23: 
1.6       raeburn    24: If you are generating numbers using a formula which includes a division operation, it is advisable to format your output.
1.4       lira       25: For example, if \$variable=1/3, it will display with too many digits. You can adjust the format
1.5       lira       26: using the \texttt{num} output tag \index{num output tag} \index{format numbers in text block} 
1.6       raeburn    27: described in the Output Tags section \ref{Authoring_Output_Tags}
1.4       lira       28: