Used strict - apprently this is best practices

perl/vping

@@ -1,5 +1,7 @@
 #!/usr/bin/perl
 
+use strict;
+
 use Term::ANSIColor;
 
 if ($ARGV[0] !~ /[a-z0-9\.]+/) {
@@ -7,7 +9,11 @@ if ($ARGV[0] !~ /[a-z0-9\.]+/) {
  exit 1;
 }
 
-$dns=$ARGV[0];
+my $dns=$ARGV[0];
+my $regex;
+my $dedjex;
+my $pingcmd;
+
 
 if ($^O == "linux") {
  $regex=qr/(?<bytes>[0-9]+ bytes) from (?<rhost>[a-z\.-]+) \((?<rip>[0-9\.]+)\).*seq=(?<rseq>[0-9]+).*time=(?<rms>[0-9\.]+) ms/;