求助一个关于php构建测试表单的问题
<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--><?php $con=mysql_connect("localhost","root","");mysql_select_db("test");mysql_query("set names gb2312");?>
<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--><?phperror_reporting (E_ALL & ~ E_NOTICE);echo "<center>";if (!$_POST["test_name"]){ echo "<h2>create test</h2>"; echo "
"; echo "clickhereto add question"; } else "error!!!".mysql_error(); mysql_close();}echo "