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锛?锛夎幏鍙朣haredPreferences瀵硅薄锛?/p>

SharedPreferences sharedPreferences = getSharedPreferences("config", Context.MODE_PRIVATE);

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锛?锛夊啓鍏ラ厤缃俊鎭細

SharedPreferences.Editor editor = sharedPreferences.edit();
editor.putString("key", "value");
editor.apply();  // 鎴?editor.commit();

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锛?锛夎鍙栭厤缃俊鎭細

String value = sharedPreferences.getString("key", "default value");

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2. 浣跨敤鏂囦欢IO锛?浣跨敤鏂囦欢IO鏂瑰紡璇诲啓閰嶇疆鏂囦欢闇€瑕佸皢閰嶇疆鏂囦欢鍐欏叆鍒拌澶囩殑瀛樺偍绌洪棿涓紝浠ヤ笅鏄娇鐢ㄦ枃浠禝O璇诲啓閰嶇疆鏂囦欢鐨勬楠わ細

锛?锛夊啓鍏ラ厤缃俊鎭細

String fileName = "config.txt";  // 閰嶇疆鏂囦欢鐨勫悕绉?/span>
String content = "key=value";   // 閰嶇疆椤圭殑鍐呭
try {
    FileOutputStream fileOutputStream = openFileOutput(fileName, Context.MODE_PRIVATE);
    fileOutputStream.write(content.getBytes());
    fileOutputStream.close();
} catch (IOException e) {
    e.printStackTrace();
}

锛?锛夎鍙栭厤缃俊鎭細

String fileName = "config.txt";  // 閰嶇疆鏂囦欢鐨勫悕绉?/span>
try {
    FileInputStream fileInputStream = openFileInput(fileName);
    byte[] buffer = new byte[fileInputStream.available()];
    fileInputStream.read(buffer);
    fileInputStream.close();
    String content = new String(buffer);
} catch (IOException e) {
    e.printStackTrace();
}

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