Get timerange by the certain time

Installation

    npm install get-nowadays -S

Usage

    import _T from 'get-nowadays';
    
    // get timerange by today 
    _T.getWeek();
    _T.getMonth();
    _T.getQuarter();
    _T.getHalfYear();
    _T.getYear();

    // get time range by any day
    const date = new Date('2019-01-29');
    _T.getWeek(date);
    _T.getMonth(date);
    _T.getQuarter(date);
    _T.getHalfYear(date);
    _T.getYear(date);