Java之构造器详解

Others 2021-11-28 21:18:08 views: null

构造器详解

类中的构造器也成为构造方法，是在进行创建对象的时候必须要调用的。并且构造器有以下俩特点：

必须和类的名字相同

必须没有返回类型，也不能写void

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在这里插入图片描述

alt+insert生成构造器

默认生成有参构造器

选择Select None 后生成无参构造器

在这里插入图片描述

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Origin blog.csdn.net/xiaoxiaobaie/article/details/120600121
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