array issue

hi ya'll I am having a nightmare on this issue of mine. I've got this array that I need to write to a file... :::::::: sample code below :::::::: while (something); { query data base $r_ul=ifx_fetch_row($sideQuery4); $type1 = array($rotation."\n"); switch ($r_ul['number']) { case '4'; $linea = $type1; break; } $final = $linea[0]; $my_array = array(); array_push ($my_array, $final); } $file = 'db_dump.dat'; $fp = fopen($file, "w"); fputs($fp, $my_array); <--- I would like to write the complete array into the file fclose($fp); kindly assist with this issue.. Thanks in advance