Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我确实搜索过,但找不到任何东西,或者我是盲人。
我正在尝试为我使用更新的用户添加积分,但它不断更改积分:对于 exp:
$sql = mysql_query("UPDATE users SET points='20' WHERE username='".$_SESSION['username']."'")
它增加了 20 分,但是当我再次提交它时它保持不变。
任何帮助都会很棒。
应该是points=points+20
points=points+20