Java keyboard IO.
import java.io.*; | |
class HelloWorld | |
{ | |
public static void main(String args[]) | |
{ | |
InputStreamReader sin = new InputStreamReader(System.in); | |
BufferedReader br = new BufferedReader(sin); | |
System.out.println("Type your name: "); | |
try{ | |
String name = br.readLine(); | |
System.out.println("Type num: "); | |
String nums = br.readLine(); | |
int num = Integer.parseInt(nums); | |
for (int i=0; i<num; i++) { | |
System.out.println("Hello " + name); | |
} | |
} catch (Exception e) { | |
System.out.println(e.toString()); | |
} | |
} | |
} |
import java.io.*; | |
import java.util.Scanner; | |
public class TestScanner { | |
public static void main(String [] args) { | |
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("你的信息如下:"); | |
System.out.println("姓名:"+name+"\n"+"年龄:"+age+"\n"+"工资:"+salary); | |
} | |
} |
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