How to implement guestbook in PHP (graphic code)

The content of this article is about how to implement guestbook (graphic and text code) in PHP. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to you.

1. First write a message submission form in HTML

2. Write a PHP file

3. Open the mag.txt file and the message will be saved

4. Next, implement the function of reading the specified line of message

print_r(fgetcsv()) method splits the message into an array and reads it out, but it can only read one line, if we want it to be done all at once After reading, we need to use a while loop

5. Display the messages in a list

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