java鍵盤輸入的兩種方法

一：通過sanner類來擷取鍵盤輸入

Scanner sc = new Scanner(System.in);
String str = sc.nextLine();
System.out.println(str);
           

二：通過bufferedReader來擷取鍵盤的輸入

//2.通過BufferReader擷取鍵盤輸入
 BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
String s = bufferedReader.readLine();
System.out.println(s);