A simple php web forum

: This article mainly introduces a simple PHP web forum. For more information about PHP tutorials, see. 1. requirement analysis

• Start a new discussion by posting an article
• Post an article to reply to an existing article
• View published articles
• View conversation topics in the forum
• View the relationship between articles, that is, view which article is replied to by another article

2. solutions

2.1 Forum Design

2.2 files used in Web forum applications

File name	Type	Description
Index. php	Applications	The user enters the site to see the home page. Including the list of all articles on the site that can be expanded and deleted
New_post.php	Applications	Form used to post new articles
Store_new_post.php	Applications	Save the article that has been entered into the new_post.php form
View_post.php	Applications	Displays a list of individual articles and articles that reply to them.
Treenode_class.php	Function library	Contains the node class. we will use it to show the inheritance relationship of the article.
Include_ Fns. php	Function library	Put all other function libraries used in this program together (other library types are listed here)
Data_valid_fns.php	Function library	Data validation functions
Db_fns.php	Function library	Database connection functions
Discussion_fns.php	Function library	Function for processing storage and re-obtaining published articles
Output_fns.php	Function library	Output HTML functions
Create_database. SQL	SQL	Create the SQL script for the database required by the program

3. implement databases

Create database discussion; # CREATE a forum database use discussion; # USE the forum database create table header # CREATE a data header TABLE (parent int not null, # postidposter CHAR (20) not null in the parent article, # title CHAR (20) not null, # title of this article children int default 0 not null, # whether the article has a reply, 0 none, 1 has, the DEFAULT value is 0 area int default 1 not null. # when used for expansion, the system implements posted datetime not null for multiple forum sections in multiple forums, # postid int unsigned not null AUTO_INCREMENT primary key # Unique ID of each article ); create table body # CREATE a body TABLE (postid int unsigned not null primary key, # unique IDmessage text of each article # The body of this article); grant select, INSERT, UPDATE, DELETEON discussion. * TO discussion @ localhost identified by 'password ';

4. source code implementation

: A simple PHP Web forum

The above introduces a simple PHP Web forum, including some content, and hopes to help those who are interested in PHP tutorials.