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\section contains contains - test if a word is present in a list
\subsection contains-synopsis Synopsis
<code>contains [OPTIONS] KEY [VALUES...]</code>
\subsection contains-description Description
- \c -i or \c --index print the the word index
- \c -h or \c --help display this message
Test if the set VALUES contains the string KEY. Return status is 0 if
yes, 1 otherwise
\subsection contains-example Example
<pre>
for i in ~/bin /usr/local/bin
if not contains \$i \$PATH
set PATH \$PATH i
end
end
</pre>
The above code tests if ~/bin and /usr/local/bin are in the path and if they are not, they are added.
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