X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=perl-module%2Flib%2FPSPP.pm;h=93d70ef20875541427b13dd5038c6331ccaec414;hb=92ddb7c2327432a5b7ca27557eb5727e46a7c9bd;hp=4eb8c41dd6f7fe36a3b8ec1ce9fe3ff522d9003d;hpb=70c074eb400ced7ee3ca4e01b701d6a30b75d174;p=pspp-builds.git

diff --git a/perl-module/lib/PSPP.pm b/perl-module/lib/PSPP.pm
index 4eb8c41d..93d70ef2 100644
--- a/perl-module/lib/PSPP.pm
+++ b/perl-module/lib/PSPP.pm
@@ -90,6 +90,8 @@ sub new
 =head3 get_var ($idx)
 
 Returns the C<idx>th variable from the dictionary.
+Returns undef if C<idx> is greater than or equal to the number
+of variables in the dictionary.
 
 =cut