getdaysbymonth.coffee

getDaysByMonth = (date = new Date(), fill=true, chinese = true) ->
    date.setDate(1)
    day = date.getDay()
    month = date.getMonth()
    days = []
    while date.getMonth() == month
        days.push new Date(date.getTime())
        date.setDate(date.getDate() + 1)
    monthCount = days.length
    if fill
        if chinese
            day = day || 7
            for i in [day...1]
                days.unshift "--"
            for i in [0...(7 - (monthCount + (day - 1)) % 7)]
                days.push "--"
        else
            for i in [day..1]
                days.unshift "--"
            for i in [1...(7 - (monthCount + (day - 1)) % 7)]
                days.push "--"
            
    days

console.log getDaysByMonth new Date(),true,true