$suma = 0; $a4_query = mysqli_query($con, "SELECT * FROM prace WHERE user_id = '{$_SESSION["current_user"]}' AND nr_projektu = '$nr_projektu' AND date BETWEEN '$date_start' AND '$date_end' "); while($a4=mysqli_fetch_array($a4_query)) { $suma += $a4['godziny'] ; }
Głupota trzeba zamienić z "," na "." w
Temat do zamknięcia.