代码是:
require('tgoods.inc.php3');
session_start();
require('common.inc.php3');
mssql_select_db($db_database, $link); if(!session_is_registered('goods')||($goods->goods_sum==0)) {
echo '<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312">';
echo '<script language=javascript>';
echo 'alert('您的购物车是空的,不能进入收银台!')';
echo 'location.href="main.php"';
echo '</script>';
echo '</head>';
echo '</html>';
exit;
}
require('tgoods.inc.php3');
session_start();
require('common.inc.php3');
mssql_select_db($db_database, $link); if(!session_is_registered('goods')||($goods->goods_sum==0)) {
echo '<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312">';
echo '<script language=javascript>';
echo 'alert('您的购物车是空的,不能进入收银台!')';
echo 'location.href="main.php"';
echo '</script>';
echo '</head>';
echo '</html>';
exit;
}
session_start();
require('common.inc.php3');
mssql_select_db($db_database, $link); if(!session_is_registered('goods')||($goods->goods_sum==0)) {
echo "<html><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\">";
echo "<script language=javascript>";
echo "alert('您的购物车是空的,不能进入收银台!');";
echo "location.href=\"main.php\";";
echo "</script>";
echo "</head>";
echo "</html>";
exit;
}
echo 'alert('您的购物车是空的,不能进入收银台!')';
单引号扩着单引号不行