从给定日期获取星期数

Question

I trying to get the week number for the date given in Android. I am trying the following I don't get the results if I enter for janurary?

Can somebody help me fix this?

Calendar now = Calendar.getInstance();
now.set(Calendar.YEAR,2015);
now.set(Calendar.MONTH,00);
now.set(Calendar.DATE, 12);
Log.e("week","Number "+ now.get(Calendar.WEEK_OF_YEAR));

Above results it is blank...I am not getting any log at all.. The same if I enter 01 I get the week number 7.

Let me know!

Answer 1

尝试

now.set(Calendar.DAY_OF_MONTH, 12);