特定年份的特定月份的天数?如何知道特定年份的特定月份有多少天?String date = "2010-01-19";String[] ymd = date.split("-");int year = Integer.parseInt(ymd[0]);int month = Integer.parseInt(ymd[1]);int day = Integer.parseInt(ymd[2]);Calendar calendar = Calendar.getInstance();calendar.set(Calendar.YEAR,year);calendar.set(Calendar.MONTH,month);int daysQty = calendar.getDaysNumber(); // Something like this
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