Question

java里怎么才能做到 运行程序里提示"请输入数字",然后我输入数字,到以下的程序!

Answer 1

//定义键盘输入流 BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); System.out.println("请输入数字："); str = br.readLine(); System.out.println("你输入的数字是:"+str);