主题:关于PHP
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
<?
echo "hehe";
$dbh= @mysql_connect('localhost','root','xuyao');
echo "heihei";
if(!$dbh)
echo "错误";
else
echo "好了";
?>
</form>
</body>
</html>
为什么,什么都不显示呢?
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
<?
echo "hehe";
$dbh= @mysql_connect('localhost','root','xuyao');
echo "heihei";
if(!$dbh)
echo "错误";
else
echo "好了";
?>
</form>
</body>
</html>
为什么,什么都不显示呢?