Is equals () the same person's method ()? In the Person class, a comparison method compare () is provided to return a boolean value? Comparison between the object itself and itself ?,

Source: Internet
Author: User

Is equals () the same person's method ()? In the Person class, a comparison method compare () is provided to return a boolean value? Comparison between the object itself and itself ?,

Method for determining whether a person is the same -- equals ()

Per1 = per2 cannot be used directly. This is not a comparison of object content, but a comparison of object address storage.

In the Person class, compare () provides a comparison method to return a boolean value.

Note that this keyword indicates the current object.

In addition, you do not need to use a common method to call private attributes within the class.

Compare the object itself with itself, as long as you add a this = per

 

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.