Base64 Encode and Decode String in PHP

 <?php
	/* Source: http://www.apphp.com/index.php?snippet=php-base64-encode-and-decode-string */
    function base64url_encode($text){
        $base64 = base64_encode($text);
        $base64url = strtr($base64, '+/=', '-_,');
        return $base64url;
    }
     
    function base64url_decode($text){
        $base64url = strtr($text, '-_,', '+/=');
        $base64 = base64_decode($base64url);
        return $base64;
    }
    ?>