[JS] switch ~ case / 배열로 true false 처리

const fingerOut = 5;
    switch (fingerOut){
        case 2;
            console.log('가위')
            break;
        case 5;
            console.log('보');
            break;
        case 0;
            console.log('주먹')
            break;
        default;
            console.log('무효')
    }

const direction = 'west'
    const directonKor = {
    north : '북',
        south : '남',
        east  : '동',
        west : "서"
    }[direction] ?? '무효'
    console.log(directonKor)