Phpcookie read settings delete instances

Phpcookie read settings delete instance the article uses two instances to describe how php sets cookies, reads cookies, deletes cookies, and other processing methods.

Php cookie reading settings delete instance article uses two instances to describe how php sets cookies, reads cookies, deletes cookies, and other processing methods. if you need to update cookies to store new values, you only need to overwrite the original value. Therefore, you can change your name to "jeff" even if you have just sent a cookie on the previous page ".

$ Y2k = mktime );

Setcookie ('name', 'Jeff ', $ y2k );

The above is a simple cookie instance. next we will look at a complicated cookie for user login verification instance code.

1. Function verify ()
2. {
3. Global $ pass;
4. If ($ _ post ['pass'] = $ pass | $ _ cookie ['pass'] = md5 ($ pass ))
5. {
6. Cookie (true );
7. Return true;
8. }
9. Else
10. {
11. Cookie (false );
12. Return false;
13. }
14. }
15. Function cookie ($ set = true)
16. {
17. Global $ pass;
18. If ($ set)
19. Setcookie ("pass", md5 ($ pass), time () + 3600 );
20. Else
21. Setcookie ("pass", "", time ()-3600 );
22. }