xice/question-php
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xice09
2018-05-30 16:39:18 +08:00
parent 76246039cc
commit 50308492f2
1 changed files with 1 additions and 1 deletions
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test.php
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@@ -12,7 +12,7 @@
//mysql_select_db("my_db_test", $con); //mysql_select_db("my_db_test", $con);
//name & student_id //name & student_id
$chongfu="SELECT Student_ID FROM UserAnswer WHERE Student_ID=$_POST[student_id]"; $chongfu="SELECT Student_ID FROM UserAnswer WHERE Student_ID=$_POST[student_id]";
if(mysqli_fetch_array(mysqli_query($chongfu,$con))[0]==$_POST[student_id]) if(mysqli_fetch_array(mysqli_query($con,$chongfu))[0]==$_POST[student_id])
{ {
die('对不起，您已参与过本活动。'); die('对不起，您已参与过本活动。');
} }