SharedPreferences mySharedPreferences= getSharedPreferences("test", Activity.MODE_PRIVATE);//实例化SharedPreferences.Editor对象(第二步)(android.content.SharedPreferences.Editor
SharedPreferences.Editor editor = mySharedPreferences.edit();//用putString的方法保存数据
editor.putString("name", "Karl"); editor.putString("habit", "sleep");//提交当前数据
editor.commit();
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//获取实例
SharedPreferences pref =
getSharedPreference("myPref",MODE_PRIVATE);
//启动编辑
SharedPreferences.Editor editor = pref.edit();
//写数据
editor.putString("name","ws");
//提交
editor.apply();
//读数据
pref.getString("name","");
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