如何在PHP中更正此开关案例？

Question

Please let me know how can I complete this switch code:

switch ($urlcomecatid) {
case "50":
case "51":
case "52":
case "109":
case "110":

do nothing and exit from switch


otherwise:

header ("Location:http://www.mysite.com/tech/tech.php");
break;
} 

Answer 1

switch ($urlcomecatid) {
    case "50":
    case "51":
    case "52":
    case "109":
    case "110":
        //do nothing
        break;
    default:
        header ("Location:http://www.mysite.com/tech/tech.php"); exit();
        break;
}