获取一段时间

// 根据type获取一段时间
export function getDateTitle(start_date, end_date, type) {
    const title = [];
    start_date = start_date.format('YYYY-MM-DD');
    end_date = end_date.format('YYYY-MM-DD');
    const interval = moment(end_date).diff(start_date, 'days');
    for (let i = 0; i <= interval; i++) {
        switch (type) {
            case 'daily': {
                const str = moment(start_date)
                    .add(i, 'day')
                    .format('YYYY-MM-DD');
                title[str] = str;
                break;
            }

            case 'weekly': {
                const str1 = moment(start_date)
                    .add(i, 'day')
                    .format('GGGG-WW');
                title[str1] = `${str1}周`;
                break;
            }

            case 'monthly': {
                const str2 = moment(start_date)
                    .add(i, 'day')
                    .format('YYYY-MM');
                title[str2] = `${str2}月`;
                break;
            }

            default:
                break;
        }
    }
    const arr = [];
    for (const key in title) {
        arr.push(title[key]);
    }
    return arr;
}