Function, condition, regular expression

switch (weekDay) {
    case 1: console.log(' Today is Monday ');
        break;

    case 2:
        console.log(' Today is Tuesday ');
        break;

    case 3:
        console.log(' Today is Wednesday ');
        break;
    case 4:
        console.log(' Today is Thursday ');
        break;
    case 5:
        console.log(' Today is Friday ');
        break;
    case 6:
        console.log(' Today is Saturday ');
        break;
    case 7:
        console.log(' Today is Sunday ');
        break;
    default:
        console.log(' There is no match ');
        break;
}