Java获取键盘输入的三种方法:
import java.util.Scanner;
public class Test01 {
public static void main(String args[]) {
// Java获取键盘输入方法一:
// System.in.read()只能针对一个字符的获取
/*System.out.println("enter a char:");
char i = 0;
try {
i = (char)System.in.read();
} catch (IOException e) {
e.printStackTrace();
}
System.out.println("your char is:" + i);*/
// Java获取键盘输入方法二:
// 需要用到BufferedReader类和InputStreamReader类
/*BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String str = null;
System.out.println("Enter you value:");
try {
str = br.readLine();
} catch (IOException e) {
e.printStackTrace();
}
System.out.println("your value is:" + str);*/
// Java获取键盘输入方法三:
// 用Scanner类
Scanner sc = new Scanner(System.in);
System.out.println("请输入你的姓名:");
String name = sc.nextLine();
System.out.println("请输入你的年龄:");
int age = sc.nextInt();
System.out.println("请输入你的工资:");
float salary = sc.nextFloat();
System.out.println("你的信息:");
System.out.println("你的姓名:" + name + " 你的年龄:" + age + " 你的工资:" + salary);
}
}