Anonymous user
Undefined values: Difference between revisions
→{{header|Tcl}}
Line 587:
Done
</pre>
=={{header|Unix shell}}==
<lang bash>VAR1="VAR1"
echo ${VAR1:-"Not set."}
echo ${VAR2:-"Not set."}</lang>
<pre>VAR1
Not set.</pre>
|
Line 587:
Done
</pre>
=={{header|Unix shell}}==
<lang bash>VAR1="VAR1"
echo ${VAR1:-"Not set."}
echo ${VAR2:-"Not set."}</lang>
<pre>VAR1
Not set.</pre>
|