loginButton= findViewById(R.id.button1);报错
loginButton= findViewById(R.id.button1);出错, 我用loginButton= (Button) findViewById(R.id.button1);button强制转换才能实现
loginButton= findViewById(R.id.button1);出错, 我用loginButton= (Button) findViewById(R.id.button1);button强制转换才能实现
2017-03-07
举报