JS работа с временем — предыдущая неделя, месяц?

Question

[des1roer]

Каким образом можно комфортно получить

Answer 1

[des1roer]

momentjs.com

function textToDate(txt) {
    if (txt == 'week') {
        var startOfWeek = moment().startOf('week').format('DD.MM.YYYY');
        var endOfWeek = moment().endOf('week').format('DD.MM.YYYY');
        return startOfWeek + ' - ' + endOfWeek;
    }
    else if (txt == 'day') {
        var startOfWeek = moment().startOf('day').format('DD.MM.YYYY');
        return startOfWeek;
    }
    else if (txt == 'lastday') {
        var startOfWeek = moment().subtract(1, 'day').startOf('day').format('DD.MM.YYYY');
        return startOfWeek;
    }
    else if (txt == 'hour') {
        var startOfWeek = moment().startOf('hour').format('DD.MM.YYYY HH:00');
        var endOfWeek = moment().startOf('hour').add(1, 'hour').format('HH:00');
        return startOfWeek + ' - ' + endOfWeek;
    }
    else if (txt == 'lastweek') {
        var startOfWeek = moment().subtract(1, 'week').startOf('week').format('DD.MM.YYYY');
        var endOfWeek = moment().subtract(1, 'week').endOf('week').format('DD.MM.YYYY');
        return startOfWeek + ' - ' + endOfWeek;
    }
    else if (txt == 'month') {
        var startOfWeek = moment().startOf('month').format('DD.MM.YYYY');
        var endOfWeek = moment().endOf('month').format('DD.MM.YYYY');
        return startOfWeek + ' - ' + endOfWeek;
    }
    else if (txt == 'lastmonth') {
        var startOfWeek = moment().subtract(1, 'month').startOf('month').format('DD.MM.YYYY');
        var endOfWeek = moment().subtract(1, 'month').endOf('month').format('DD.MM.YYYY');
        return startOfWeek + ' - ' + endOfWeek;
    }
    else
        return txt;
}

Answer 2

[Алексей Уколов]

Если комфортно, то moment.js.