本文详细介绍了Java中的构造器，包括其主要用途、特性以及使用限制。构造器用于创建类的实例，不能使用如static等修饰符，并且没有返回类型。此外，还探讨了如何使用特殊关键字this和super。
The info come from javaworldhttp:
source://www.javaworld.com/jw-10-2000/jw-1013-constructors.html
now list the contents as fallows for my workbook
1:Constructors has one purpose in life:To create an instance of a class;
2:we can not use the natice,abstract,final,synchronized,static to it;
3:Constructors have no return type,not even void;
4:constructors have the same name of class;
5:the use of "this" and "super" ect.
all the defference in image:
source://www.javaworld.com/jw-10-2000/jw-1013-constructors.html
now list the contents as fallows for my workbook
1:Constructors has one purpose in life:To create an instance of a class;
2:we can not use the natice,abstract,final,synchronized,static to it;
3:Constructors have no return type,not even void;
4:constructors have the same name of class;
5:the use of "this" and "super" ect.
all the defference in image:
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