day09-继承中构造方法的访问特点
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day09/src/com/inmind/extends_constructor04/Demo05.java
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17
day09/src/com/inmind/extends_constructor04/Demo05.java
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package com.inmind.extends_constructor04;
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/*
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继承中构造方法的访问特点
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1.创建子类对象时,一定会调用父类的构造方法
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2.super调用父类的构造方法时,必须在子类的构造方法的第一行
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3.super可以调用父类的有参构造方法。
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*/
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public class Demo05 {
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public static void main(String[] args) {
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//创建子类对象
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Zi zi = new Zi();
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//创建父类对象
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Fu fu = new Fu(10);
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System.out.println("程序结束");
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}
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}
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