...like this:

#! /usr/bin/perl                                                      
+                                            
# use v5.14.2; # don't have this                                      
+                                            
use strict;
use warnings;

my $file = shift || die $!;

print qq("Got that $file!"\n) if -e $file;

open  ( my $fh, "<", $file) || die qq(Couldn't open $file: $!\n);
print while <$fh>;
close $fh;

__END__

Karls-Mac-mini:monks karl$ ./ShermW0829.pl linux_complete_command_set.
+txt
"Got that linux_complete_command_set.txt!"
Reboot that box!
Go away, you don't exist!

[download]

Regards, Karl

«The Crux of the Biscuit is the Apostrophe»

In reply to Re: perl can find the file but can not open the file by karlgoethebier
in thread perl can find the file but can not open the file by ShermW0829

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.