Revision as of 03:18, 9 July 2011 (view source) rosettacode>CRGreathouse m (→‎{{header\|PARI/GP}}: lang tag) ← Older edit		Revision as of 09:46, 13 July 2011 (view source) rosettacode>Markhobley m ({{omit from\|GUISS}}) Newer edit →
Line 633: if ![dict exists $dic nullval] ...</lang> {{omit from\|GUISS}} {{omit from\|TI-83 BASIC}} {{omit from\|TI-89 BASIC}} <!-- Does not have a null value. -->

Null object (view source)