摘要:
AndroidManifest.xml向AndroidManifest.xml中添加权限 //写入文件button.setOnClickListener(new OnClickListener(){@SuppressLint("SdCardPath")@Overridepublic void onClick(View v) {// TODO Auto-generated method stubtry {str=edittext.getText().toString();File saveFile = new File("/sdcard/a.txt");F 阅读全文