c:\test>test
billfred
fred
billfred
Attempt to free unreferenced scalar: SV 0x182445c, Perl interpreter: 0x2240d4 at c:\test\test.pl line 32.
1fred
Attempt to free unreferenced scalar: SV 0x182445c, Perl interpreter: 0x2240d4 at c:\test\test.pl line 35.
1
Attempt to free unreferenced scalar: SV 0x182445c, Perl interpreter: 0x2240d4.
Attempt to free unreferenced scalar: SV 0x182445c, Perl interpreter: 0x2240d4.

##</code><code>##

c:\test>test
billfred
Use of uninitialized value in subroutine entry at c:\test\test.pl line 35.
fred
billfred
1fred
11