mirror of
https://github.com/fish-shell/fish-shell.git
synced 2024-11-26 19:03:38 +08:00
22 lines
427 B
Plaintext
22 lines
427 B
Plaintext
|
|
||
|
|
\section not not - Negate the exit status of a job
|
||
|
|
|
||
|
|
\subsection not-synopsis Synopsis
|
||
|
|
<tt>not COMMAND [OPTIONS...]</tt>
|
||
|
|
|
||
|
|
\subsection not-description Description
|
||
|
|
|
||
|
|
The \c not builtin is used to negate the exit status of another command.
|
||
|
|
|
||
|
|
|
||
|
|
\subsection not-example Example
|
||
|
|
|
||
|
|
The following code reports an error and exits if no file named spoon can be found.
|
||
|
|
<pre>
|
||
|
|
if not test -f spoon
|
||
|
|
echo There is no spoon
|
||
|
|
exit 1
|
||
|
|
end
|
||
|
|
</pre>
|
||
|
|
|