This commit is contained in:
xice09
2018-05-30 16:01:12 +08:00
parent 3bff5f0848
commit ab9618d1c4

View File

@@ -7,12 +7,12 @@
$m = floor($sec/60);
$s = floor($sec%60);
//link to mysql
$con = mysqli_connect("localhost","buptStudent","buptStudentlx","buptStudentdb");
$con=mysqli_connect("localhost","buptStudent","buptStudentlx","buptStudentdb");
if (!$con){die('Could not connect: '.mysql_error());}
//mysql_select_db("my_db_test", $con);
//name & student_id
$chongfu="SELECT Student_ID FROM UserAnswer WHERE Student_ID=$_POST[student_id]";
if(mysql_fetch_array(mysql_query($chongfu,$con))[0]==$_POST[student_id])
if(mysqli_fetch_array(mysql_query($chongfu,$con))[0]==$_POST[student_id])
{
die('对不起,您已参与过本活动。');
}