| 提交 | 用户 | 时间 | ||
| 58d006 | 1 | <?php |
| A | 2 | |
| 3 | // Begin the session | |
| 4 | session_start(); | |
| 5 | ||
| 6 | // To avoid case conflicts, make the input uppercase and check against the session value | |
| 7 | // If it's correct, echo '1' as a string | |
| 8 | if(strtoupper($_GET['captcha']) == $_SESSION['captcha_id']) | |
| 9 | echo 'true'; | |
| 10 | // Else echo '0' as a string | |
| 11 | else | |
| 12 | echo 'false'; | |
| 13 | ||
| 14 | ?> | |
