后台
要將數據庫改為mb4
final Base64 base64 = new Base64();
final String text = "字串文字";
final byte[] textByte = text.getBytes("UTF-8");
//編碼
final String encodedText = base64.encodeToString(textByte);
System.out.println(encodedText);
//解碼
System.out.println(new String(base64.decode(encodedText), "UTF-8"));