跳转activity,且传值,获取值

/*跳转activity,且传值*/

Intent intent1 = new Intent(ActivityMain.this, Activity1.class);
    intent1.putExtra("activityMain", "数据来自activityMain");
    startActivityForResult(intent1, REQUEST_CODE);

/*获取activity传过来的值*/

String data = null;
  Bundle extras = getIntent().getExtras();
  if (extras != null) {
   data = extras.getString("activityMain");
  }
  setTitle("现在是在Activity1里:" + data);