获取用键盘输入常用的两种方法？

Answer 1

方法1：通过 Scanner

java
Scanner input = new Scanner(System.in);
String s  = input.nextLine();
input.close();

方法2：通过 BufferedReader

java
BufferedReader input = new BufferedReader(new InputStreamReader(System.in)); 
String s = input.readLine();