(PHP 4, PHP 5)
dba_replace — Replace or insert entry
$key
   , string $value
   , resource $handle
   )
   dba_replace() replaces or inserts the entry described
   with key and value into the
   database specified by handle.
  
keyThe key of the entry to be replaced.
valueThe value to be replaced.
handleThe database handler, returned by dba_open() or dba_popen().
   Returns TRUE on success or FALSE on failure.