使用3个验证程序删除

Question

我需要删除3次验证检查。我该怎么做。目前这就是我这样做的方式：

 mysql_query("DELETE FROM comments WHERE comment_id='$comment' AND (
 p_id='$pid'
 for_w = '$z'");

Answer 1

怎么样：

"DELETE FROM comments WHERE comment_id='$comment' AND p_id='$pid' AND for_w = '$z'"

Answer 2

你快到了：

 mysql_query("DELETE FROM comments WHERE comment_id='$comment' 
                                   AND p_id='$pid' 
                                   AND for_w = '$z'");

Answer 3

1 - 你必须在你的第二和第三个条件之间加上AND 2 - 删除（在第一个之后：

mysql_query("DELETE FROM comments WHERE comment_id='$comment' AND
 p_id='$pid' AND
 for_w = '$z'");