DB<5> print "x".NAME # bareword treated as string xNAME DB<6> sub NAME {42} # sub declaration DB<7> print "x".NAME # bareword now known to be sub x42 DB<8> print "x".NAME2() # explicit sub call Undefined subroutine &main::NAME2 called at (eval 17)[C:/Perl_524/lib/perl5db.pl:737] line 2. DB<9> print "x".&NAME2 # explicit sub call Undefined subroutine &main::NAME2 called at (eval 18)[C:/Perl_524/lib/perl5db.pl:737] line 2. DB<10>