open (FILEHANDLE, ">not.txt") or die (Cannot open not.txt");
print FILEHANDLE "hello!";
close (FILEHANDLE);

##</code><code>##

open (FILEHANDLE, ">not.txt") or die ("Cannot open not.txt");
print FILEHANDLE "hello!";
close (FILEHANDLE);

##</code><code>##

use strict;
use warnings;
use diagnostics;

open (FILEHANDLE, ">not.txt") or die ("Cannot open not.txt");
print FILEHANDLE "hello!";
close (FILEHANDLE);