Non Capturing Catches

catch 구문에서 사용하지 않는 Exception 변수는 명시하지 않아도 됨

< PHP8

try {
    changeImportantData();
} catch (PermissionException $ex) {
    echo "You don't have permission to do this";
}

>= PHP8

try {
    changeImportantData();
} catch (PermissionException) { // The intention is clear: exception details are irrelevant
    echo "You don't have permission to do this";
}