Mysql-request PHP to reply to the comment code

Source: Internet
Author: User
After replying like Baidu post bar, you can display the comment content below. After replying like Baidu post bar, you can display the comment content below.

Reply content:

The comment content can be displayed below After replying like Baidu Post Bar

Take segmentfault as an example:
The landlord sent a question. There are multiple answers to this question, and there is a one-to-many relationship in the database.
Each answer can have multiple replies, which is also a one-to-many relationship.
Question (id, user_id, question_content)
Answer (id, question_id, user_id, answer_content)
Reply (id, answer_id, user_id, reply_content)

This problem...
Direct Ajax, with css display on OK

How to Use ajax and ajax? The principle is
When you click,ReplyButton to request the server using ajax,
After receiving the request, the server performs operations such as database storage and xxx,
Then retrieve all the related comments, make an interface in json format, and return
Then, use javascript to operate on the json and dynamically Add the data to the corresponding comment location.

Ajax and css display

Can tell you the general idea
Use ajax to send a request for adding a comment like comment. php. If the request returns the successfully added status, append the comment to the bottom of the comment list. If the comment fails, perform corresponding failure processing.

It is recommended that you use native js to implement ajax.

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.