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动态对象创建是指在运行时创建新对象的实例,即使在编译时不知道对象的类型,创建动态对象要创建动态对象,需要使用操作符new,letobject=newObject,这将创建一个新的空对象,也可以传递一个构造函数作为new操作符的参数,以创建指定类型的对象,letperson=newPerson,John,Doe,在上面的示例中,P...。
最新资讯 2024-09-25 09:46:22
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