Introspection: Difference between revisions
Frink
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Line 709:
{{out}}
<pre>bloop does not exist</pre>
=={{header|Frink}}==
<syntaxhighlight lang="frink">if FrinkVersion[] < "2024-01-01"
{
println["Version of Frink is too old."]
exit[]
}
if isVariableDefined["bloop"]
{
func = getFunction["abs",1]
if func != undef
println[func[bloop]]
}</syntaxhighlight>
=={{header|GAP}}==
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