From 62ac0b88ed63fdd684fbef0fd9abae704ba85432 Mon Sep 17 00:00:00 2001
From: Rich Bowen <rbowen@apache.org>
Date: Wed, 9 May 2012 01:30:15 +0000
Subject: [PATCH] Encourage best practice, even though it's a trivial example.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1335882 13f79535-47bb-0310-9956-ffa450edef68
---
 docs/cgi-examples/printenv | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/cgi-examples/printenv b/docs/cgi-examples/printenv
index f815a7e5019..be74feaa82e 100644
--- a/docs/cgi-examples/printenv
+++ b/docs/cgi-examples/printenv
@@ -11,10 +11,12 @@
 ##
 ##  printenv -- demo CGI program which just prints its environment
 ##
+use strict;
+use warnings;
 
 print "Content-type: text/plain; charset=iso-8859-1\n\n";
-foreach $var (sort(keys(%ENV))) {
-    $val = $ENV{$var};
+foreach my $var (sort(keys(%ENV))) {
+    my $val = $ENV{$var};
     $val =~ s|\n|\\n|g;
     $val =~ s|"|\\"|g;
     print "${var}=\"${val}\"\n";
-- 
2.47.3