C:\>perl -e"print 'aaa'"
aaa
C:\>perl -E"say 'aaa'"
aaa

C:\>perl -E"say qq(with interpolation $])"
with interpolation 5.024001

C:\>perl
# OS independent, Perl reads input till __END__
print "Perl Version $]";
__END__
Perl Version 5.024001
C:\>