function main(): void {
    try {

    } catch (Exception $e) {

    } catch (CustomException $e) {
        
    }

    try {

    } catch (Exception $e) {

    } finally {

    }

    try {

    } finally {}

    try {

    } catch (Exception) {

    }

    try {

    } catch (Exception $e) {

    }
}