我一直在阅读关于mysql_fetch_*方法的文章。这是我从PHP.org网站上学到的。— Get a result row as an enumerated arraymysql_fetch_assoc,mysql_fetch_object,mysql_fetch_row。因为mysql_fetch_assoc只包含关联数组,
mysql_fetch_r
我在我的函数中有这段代码,如果它不能获取存储在变量$result中的数据,它就会回显“空”。“空”部分工作正常。但是,如果条件进入else部分,它将不会回显用户数据,为什么?$result = mysql_query("SELECT * FROM `users` ORDER BY `earnings` DESC LIMIT ".$load.",1") or die (mysql_error());
if(!mysql_fetch_row($resu
= "SELECT COUNT(t.id), SUM(t.num_replies) FROM threads AS t WHERE t.forum_id=$forum_id";
list($num_threads, $num_posts) = mysql_fetch_assoc($result);Notice: Undefined offset: