继承--5.29

本文主要是介绍继承--5.29，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

继承格式： 

package javatest2;public class people {int age;double workday;public people(int age, double workday) {this.age = age;this.workday = workday;}
}

package javatest2;public class student extends people {int studyday;public student(int age, double workday, int studyday) {super(age, workday);this.studyday = studyday;}}

package javatest2;public class test {public static void main(String[] args) {student s =new student(5,5,5);System.out.println(s.studyday);}
}

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