what this code do?

[megetron]

<?php

    session_start();

    session_register("CRMMERCHANT");

    session_register("ADMIN");

    session_register("ADMINNAME");

    session_register("MAIL");

    session_register("MERCHANT");

    session_register("AFFILIATE") ;

    session_register("HEADER") ;

    session_register("BODY") ;

    session_register("FOOTER") ;

    session_register("msg") ;

    session_register("res") ;

    session_register("SESSIONSTATUS");

    session_register("JOINSTATUS");

    session_register("MERCHANTID");

    session_register("AFFILIATEID") ;

    session_register("PROGRAMID") ;

    session_register("DES") ;

    session_register("LINKS") ;

    session_register("PGMID") ;

    session_register("MAILAMNT") ;

    session_register("MAILHEADER") ;

    session_register("MAILFOOTER") ;

    session_register("TRANS_MERCHANTID");

 

    session_register("BANNERCODE") ;

    session_register("VAR");

 

  session_register("SORTINGTABLE") ;

  session_register("MER_SORTINGTABLE") ;

  session_register("CAT_SORTING") ;

  session_register("LANGUAGE") ;

  session_register("MERCHANTNAME") ;

  session_register("PAYMODE") ;

  session_register("MERCHANTBALANCE");

 

  session_register("AFFILIATENAME") ;

 

  session_register("AFFILIATEBALANCE");

 

  session_register("ADMINLASTLOGGEDIP");

  session_register("USERRETRIEDCOUNT");

  session_register("ADMINUSERID");

 

  session_register("DEFAULTCURRENCYSYMBOL");

 

  session_register("AFF_ADDRESS");

  session_register("MER_ADDRESS");

 

  session_register("AFFILIATE_REFERER_ID");

 

 

  $USERCOOKIE_FOR_TRACKING = array();

 

//to get all session variables

    foreach ($_SESSION as $key => $value)

    {

          $value=stripslashes(trim($value));

          $$key=$value;         

    } 

?>

[megetron]

what this line means:

 

  $USERCOOKIE_FOR_TRACKING = array();

 

does it create a new empty array?

 

[trq]

what this line means:

 

  $USERCOOKIE_FOR_TRACKING = array();

 

does it create a new empty array?

 

 

Yes. The rest of the code just registers keys within the session. session_register has been deprecated for some time though so that code is pretty old. There is no need fo rit anymore.