Create a PHP file to compress JavaScript for wordpress

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ob_start(“ob_gzhandler”);

header(“content-type: text/javascript; charset: UTF-8″);

header (“expires: ” . gmdate (“D, d M Y H:i:s”, time() + 302400) . ” GMT”);

header(“Cache-Control: max-age=302400, private, must-revalidate”, true);

echo “/*\n”;

echo file_get_contents($_GET['file']);

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save the file created in a file for future use