i found the Warning:Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in /home/u656351845/public_html/just/activation.php on line 11 Your account could not be activated!
我的桌子没问题。当我运行代码时,数据库表值在id下从0升级到1。但我解决不了警告。代码在这里:<?php include_once "DB_connect.php"; $id = $_R