android :String text = editText.getText().toString(); textview.setText(text);

2025-04-30 00:06:55
推荐回答(1个)
回答1:

给你个思路:1、首先,获得输入流FileInputStream("xxx.txt");2、装饰为BufferedReader流,然后使用StringBuffer类将BufferedReader里面的内容拼接为String具体例如:BufferedReaderbr=newBufferedReader(newInputStreamReader(******));StringBuffersb=newStringBuffer();while((read=br.readLine())!=null){sb.append(read);}Stringresult=sb.toString();3、然后你懂的,在控件中直接textView.setText(result);