package javaapplication13;
import java.util.*;
public class JavaApplication13 {
public static void main(String[] args) {
String str1="汽油,28.7,40";
StringTokenizer str2=new StringTokenizer(str1,",");
String name;
int num;
double price,money;
System.out.println(str2.countTokens()+"個欄位");
name=str2.nextToken();
price=Double.parseDouble(str2.nextToken());
num=Integer.parseInt(str2.nextToken());
money=price*num;
System.out.println("品名:"+name);
System.out.println("單價:"+price);
System.out.println("數量:"+num);
System.out.println("金額:"+money);
// TODO code application logic here
}
}
創作內容
陣列練習2
JAVA (7)