break 和 continue 语句

let weekday = ['Monday', 'Tuesday', 'Wednessday', 'Thursday', 'Friday', 'Saturday', 'Sunday'];

let message = 'The working days of this week: ';

let bnum = 3 + parseInt(4 * Math.random());

let cnum01 = parseInt(3 * Math.random());

let cnum02 = 3 + parseInt(4 * Math.random());

for (let i = 0; i < weekday.length; i++) {
	if (i == bnum) break;
	message += weekday[i] + ', ';
}

message = message.slice(0, -2);

console.log(message);

console.log('');

message = 'Cannot have day-off on: ';

for (let i = 0; i < weekday.length; i++) {
	if (i == cnum01 || i == cnum02) continue;
	message += weekday[i] + ', ';
}

message = message.slice(0, -2);

console.log(message);