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关于安卓开始实现最简单地获取系统时间

 1 package lianxi; 2  3 import com.example.jichu_lianxi.R; 4  5 import android.app.Activity;  6  7 import android.os.Bundle;  8  9 import android.text.format.Time; 10 11 import android.widget.TextView; 12 import android.widget.Toast;13 14 public class GetTime extends Activity { 15 16 /** Called when the activity is first created. */ 17 18 @Override 19 20 public void onCreate(Bundle savedInstanceState) { 21 22 super.onCreate(savedInstanceState); 23 24 setContentView(R.layout.gettime); 25 26 TextView myTextView = (TextView)findViewById(R.id.getTime); 27 Time time = new Time("GMT+8"); 28 time.setToNow(); 29 int year = time.year;           //获取年份30 int month = time.month;         //获取月份31 int day = time.monthDay;        //获取日号32 int hour = time.hour;           //获取小时,注意,这里的小时是24制的33 int minute = time.minute;       //获取分钟34 int sec = time.second;          //获取秒35 String time_s = "当前时间为:" + year + "" + month + "" + day + "" + hour + "" + minute + "" + sec + ""; 36 Toast.makeText(GetTime.this,time_s, Toast.LENGTH_SHORT).show();37 38 39 } 40 41 } 

第二种方法:

package lianxi;import com.example.jichu_lianxi.R;import android.app.Activity; import android.os.Bundle; import android.text.format.Time; import android.widget.TextView; import android.widget.Toast;public class GetTime extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.gettime);  Calendar c = Calendar.getInstance();                int year = c.get(Calendar.YEAR);   //获取年份                 int month = c.get(Calendar.MONTH);  //获取月份                int day = c.get(Calendar.DAY_OF_MONTH);  //获取日期                int hour = c.get(Calendar.HOUR_OF_DAY);  //获取小时                int minute = c.get(Calendar.MINUTE); //获取分钟
String time_s = "当前时间为:" + year + "" + month + "" + day + "" + hour + "" + minute + "";
Toast.makeText(GetTime.this,time_s, Toast.LENGTH_SHORT).show();} }

 

效果图:
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参考于    http://www.01yun.com/mobile_development/20130425/378941.html (转载请说明)

 

关于安卓开始实现最简单地获取系统时间