Improved(?) string subtraction example

lbt · lbt · commit 1dc811981a31 · 2018-12-01T19:38:28.000Z
I think your take away function needs to be in keeping with the others... ;)
It met with a shake of the head from my friend's 14 year old daughter so that's got to be a plus vote.

Signed-off-by: David Greaves &lt;david@dgreaves.com&gt;
diff --git a/book/book.tex b/book/book.tex
@@ -1644,7 +1644,7 @@ \section{String operations}
 if the strings look like numbers, so the following are illegal:
 
 \begin{verbatim}
-'2'-'1'    'eggs'/'easy'    'third'*'a charm'
+'chinese'-'food'    'eggs'/'easy'    'third'*'a charm'
 \end{verbatim}
 %
 But there are two exceptions, {\tt +} and {\tt *}.

Original file line number	Diff line number	Diff line change
`@@ -1644,7 +1644,7 @@ \section{String operations}`
`1644`	`1644`	`if the strings look like numbers, so the following are illegal:`
`1645`	`1645`
`1646`	`1646`	`\begin{verbatim}`
`1647`		`-'2'-'1' 'eggs'/'easy' 'third'*'a charm'`
	`1647`	`+'chinese'-'food' 'eggs'/'easy' 'third'*'a charm'`
`1648`	`1648`	`\end{verbatim}`
`1649`	`1649`	`%`
`1650`	`1650`	`But there are two exceptions, {\tt +} and {\tt *}.`