保存數(shù)據(jù)
//1、通過context對象創(chuàng)建一個SharedPreferences
// name:文件的名稱 mode:文件的操作模式
SharedPreferences preferences =context.getSharedPreferences("userInfo.txt",Context.MODE_PRIVATE);
//2笑跛、通過sharedPreference對象獲取一個Editor
SharedPreferences.Editor edit=? preferences.edit();
//3付魔、在edit中添加對象
edit.putString("userTel",userTel);
edit.putString("userPass",userPass);
//4、提交edit對象
edit.commit();
獲取數(shù)據(jù)
//1飞蹂、通過context對象創(chuàng)建一個SharedPreferences
SharedPreferences sharedPreferences = context.getSharedPreferences("userInfo.txt",Context.MODE_PRIVATE);
//2几苍、通過sharedPreference獲取存放的數(shù)據(jù)
String userTel =? sharedPreferences.getString("userTel","");
String userPass =? sharedPreferences.getString("userPass","");
HashMap hashMap =newHashMap();
hashMap.put("userTel",userTel);
hashMap.put("userPass",userPass);
