顺序结构-单if判断
编写代码:
package cn.zhao.array.demo01;
public class HelloWorld {
public static void main(String[] args) {
System.out.println("你成年了吗?");
System.out.println("去网吧");
int age = 20; //你的年龄
if (age >= 18) {
System.out.println("到网吧,开账号");
System.out.println("观看java教程");
}
System.out.println("回家吃饭饭");
}
}
20大于18,中间两行显示:
代码参数改成16大于18,不成立,中间两行不显示: