my $want = want_at;
my $want = want_at $context;
-Like C<wantarray>, but for the subroutine/eval/format at or just above C<$context>.
+Like L<perlfunc/wantarray>, but for the subroutine, eval or format context located at or just above C<$context>.
-The previous example can then be "corrected" :
+It can be used to revise the example showed in L</unwind> :
my $num = sub {
my @a = ('a' .. 'z');