<< COMMENTOUT
[./html/get.php]
<?php var_dump($_GET);?>

$ sh get.sh
Content-type: text/html; charset=UTF-8

array(3) {
  ["user"]=>
  string(3) "foo"
  ["pass"]=>
  string(3) "bar"
  ["left"]=>
  string(4) "1234"
}

COMMENTOUT

export CONTENT_TYPE=application/x-www-form-urlencoded;
export CONTENT_LENGTH=20000;
export REDIRECT_STATUS=true;
export SCRIPT_FILENAME=./html/get.php;
export REQUEST_METHOD=GET;
export GATEWAY_INTERFACE=CGI/1.1;
export QUERY_STRING='user=foo&pass=bar&left=1234';
echo "" | php-cgi