is_int and GET or POST

Question

Why does is_int always return false in the following situation?

echo $_GET[\'id\']; //3
if(is_int($_GET[\'id\']))
    echo \'int\'; //not execut         


        

Answer 1

How i fixed it:

$int_id = (int) $_GET["id"];

if((string)$int_id == $_GET["id"]) {
echo $_GET["id"];
}