import java.text.SimpleDateFormat; </p><p>SimpleDateFormat formatter = new SimpleDateFormat ("yyyy年MM月dd日 HH:mm:ss ");<br />Date curDate = new Date(System.currentTimeMillis());//擷取目前時間<br />String str = formatter.format(curDate);<br /> 可以擷取當前的年月時分,也可以分開寫:
SimpleDateFormat sDateFormat = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");<br />String date = sDateFormat.format(new java.util.Date());
如果想擷取當前的年月,則可以這樣寫(只擷取時間或秒種一樣): Java代碼SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM");<br />String date=sdf.format(new java.util.Date());<br /> 當然還有就是可以指定時區的時間(待): df=DateFormat.getDateTimeInstance(DateFormat.FULL,DateFormat.FULL,Locale.CHINA);<br />System.out.println(df.format(new Date())); |
如何擷取Android系統時間是24小時制還是12小時制
ContentResolver cv = this.getContentResolver();<br /> String strTimeFormat = android.provider.Settings.System.getString(cv,<br /> android.provider.Settings.System.TIME_12_24);</p><p> if(strTimeFormat.equals("24"))<br /> {<br /> Log.i("activity","24");<br /> }
Calendar c = Calendar.getInstance();<br />取得系統日期:year = c.get(Calendar.YEAR)<br /> month = c.grt(Calendar.MONTH)<br /> day = c.get(Calendar.DAY_OF_MONTH)<br />取得系統時間:hour = c.get(Calendar.HOUR_OF_DAY);<br /> minute = c.get(Calendar.MINUTE)
利用Calendar擷取
Calendar c = Calendar.getInstance();<br />取得系統日期:year = c.get(Calendar.YEAR)<br /> month = c.grt(Calendar.MONTH)<br /> day = c.get(Calendar.DAY_OF_MONTH)<br />取得系統時間:hour = c.get(Calendar.HOUR_OF_DAY);<br /> minute = c.get(Calendar.MINUTE)<br /> Calendar c = Calendar.getInstance();<br />取得系統日期:year = c.get(Calendar.YEAR)<br /> month = c.grt(Calendar.MONTH)<br /> day = c.get(Calendar.DAY_OF_MONTH)<br />取得系統時間:hour = c.get(Calendar.HOUR_OF_DAY);<br /> minute = c.get(Calendar.MINUTE)
利用Time擷取
Time t=new Time(); // or Time t=new Time("GMT+8"); 加上Time Zone資料。<br />t.setToNow(); // 取得系統時間。<br />int year = t.year;<br />int month = t.month;<br />int date = t.monthDay;<br />int hour = t.hour; // 0-23<br />int minute = t.minute;<br />int second = t.second;
唯一不足是取出時間只有24小時模式.