if(isset($_SESSION['username']))
{
$con = mysql_connect('localhost','root','');
mysql_select_db('chatbox',$con);
$result = mysql_query("SELECT id FROM users");
mysql_query("UPDATE users SET `online` = 0 WHERE `username` = ".$username."");
}
你能不能让用户名是 session (即登录)等于
mysql_query("UPDATE users SET `online` = 0 WHERE `username` = "to_put_it_here");
最佳答案
简单又可爱的技巧
$username = $_SESSION['username'];
if(isset($username))
{
$con = mysql_connect('localhost','root','');
mysql_select_db('chatbox',$con);
$result = mysql_query("SELECT id FROM users");
mysql_query("UPDATE users SET `online` = 0 WHERE `username` = '$username' ");
}
关于php - 在 while (mysql) 中添加 session ,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/29322165/