(PHP 4, PHP <=5.2.0)
ifx_num_rows — Count the rows already fetched from a query
$result_id
   )
   Gives the number of rows fetched so far for a query with
   result_id after a
    ifx_query() or  ifx_do()
   query.
  
result_id
     
       result_id is a valid resultid returned by
        ifx_query() or
        ifx_prepare() (select type queries only!).
      
   Returns the number of fetched rows or FALSE on errors.