displaying command output on webpage using perl cgi

Question

below is the code, please give me any suggestions to display the result of the command output.

#!/usr/bin/perl
use strict; 
use warnings;
print "content-type:text/html\r\n\r\n";
print <<EOF;
<html>
<head><title>command</title></head>
<body>
EOF
my $d=qx(perl -cw 1.cgi);
print <<EOF;
<p>$d</p>
</body>
</html>
EOF

my $d=qx(perl -cw 1.cgi 2>&1);

mkHun
– mkHun

2017-07-18 13:49:22 +00:00
Commented Jul 18, 2017 at 13:49 — mkHun
– mkHun, Commented Jul 18, 2017 at 13:49
More about 2>&1

mkHun
– mkHun

2017-07-18 13:51:06 +00:00
Commented Jul 18, 2017 at 13:51 — mkHun
– mkHun, Commented Jul 18, 2017 at 13:51

mkHun · Accepted Answer · 2017-07-18 13:58:50Z

3

qx will return the STDOUT in variable but you are trying to store the Perl compiling result into your variable, In Linux it is called as STDERR not a STDOUT so we need to do as follow

my $d=qx(perl -cw 1.cgi 2>&1);

More about 2>&1

answered Jul 18, 2017 at 13:58

mkHun

5,9479 gold badges45 silver badges96 bronze badges

Sign up to request clarification or add additional context in comments.

Collectives™ on Stack Overflow

displaying command output on webpage using perl cgi

1 Answer 1

Comments

Your Answer

Linked

Hot Network Questions

Collectives™ on Stack Overflow

1 Answer 1

Comments

Your Answer

Sign up or log in

Post as a guest

Linked

Related