zápis do databázy

mysql_query("update tabuka_a set gplus = gplus+$gtim2 where id =2");
mysql_query("update tabuka_a set gminus = gminus+$gtim1 where id =2");
$vysledek3=mysql_query("select gplus from tabuka_a where id = 2");
$vysledek4=mysql_query("select gminus from tabuka_a where id = 2");
$zaznam3=mysql_fetch_array($vysledek3);
$zaznam4=mysql_fetch_array($vysledek4);
$celkem3=$zaznam3["gplus"];
$celkem4=$zaznam4["gminus"];
echo "<br>Tim s id 2 ma $celkem3 plusovch golov  $celkem4 minusovych golov ";

<?php
$required = array('tim1', 'tim2', 'gtim1', 'gtim2');

$err = FALSE;
foreach($required as $value) {
   if(isset($_POST[$value]) && ctype_digit($_POST[$value])) {
      $$value = $_POST[$value];
   } else {
      $err = TRUE;
      break;
   }
}

if(!$err) {
   $tim1Query = "UPDATE tabuka_a SET gplus = gplus + ".$gtim1.", gminus = gminus + ".$gtim2." WHERE id = ".$tim1." LIMIT 1";
   $tim2Query = "UPDATE tabuka_a SET gplus = gplus + ".$gtim2.", gminus = gminus + ".$gtim1." WHERE id = ".$tim2." LIMIT 1";
   
   $tim1Res = mysql_query($tim1Query);
   $tim2Res = mysql_query($tim2Query);
   
   $query = "SELECT id, gplus, gminus FROM tabuka_a WHERE id IN(".$tim1.", ".$tim2.")";
   $res = mysql_query($query);

   while(list($id, $gplus, $gminus) = mysql_fetch_row($res)) {
      echo 'Tim s id '.$id.' ma '.$gplus.' plusovych golov a '.$gminus.' minusovych golov.<br>';
   }
}
?>