Use PHP to implement the simplest login interface!

This is the first complete and very small project on the road of learning PHP. I finally saw the hope of doing the project and specially made a record

Login interface:

html code (login.html):

 
 
用户登录
 
 
 用户名:  
 
 密 码:  
 
   7天内自动登录 
 
    
 
 
 

login.php: (login processing page)

index.php (default home page):

'; echo "注销"; } else { // 若没有登录 echo "您还没有登录,请登录"; } ?>

logout.php logout page

'; echo "重新登录"; ?>

Successful login status:

If you check Automatically log in within 7 days, the login information will be saved in the local cookie file through Cookie and Session technology. You will be logged in automatically within 7 days.

Logout page:

Several situations of login errors have been processed:

More tutorials: "php tutorial"

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