my %INPUT;
my ($buffer, $pair, $name, $value);
my @pairs;

if ($ENV{'REQUEST_METHOD'} eq "GET") {
  $buffer = $ENV{'QUERY_STRING'};
} elsif ($ENV{'REQUEST_METHOD'} eq "POST") {
  read(STDIN, $buffer, $ENV{'CONTENT_LENGTH'});
}

@pairs = split(/&/, $buffer);

foreach $pair (@pairs) {
  ($name, $value) = split(/=/, $pair);
  $value =~ tr/+/ /;
  $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg;
  $name =~ tr/+/ /;
  $name =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg;

  if (defined $INPUT{$name}) {
    $INPUT{$name} = $INPUT{$name}.",".$value;
  } else {
    $INPUT{$name} = $value;
  }
}

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In reply to Read form values by ast

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