#!/usr/local/bin/perl -w use strict; use feature qw(say); print "content-type:text/html; charset=utf-8\n\n"; say qq~ Hello, world!

Hello, world!

~; ##

##

# which perl
/usr/local/bin/perl

##

##

# whereis perl
perl: /usr/local/bin/perl /usr/local/lib/perl5/5.26/perl/man/man1/perl.1.gz /usr/src/contrib/file/magic/Magdir/perl