怎么增加记录出错呀:总提示:$str="................" 出错,帮我检查一下这一行,怎么回事?
$myconn=mysql_connect("localhost","root","");
mysql_select_db("mybbs",$myconn)
$str="insert into user (username,password,unit,tel,email,realname,province,city)values('$username','$password','$unit','$tel','$email','$realname','$province','$city')";
$result=mysql_query($str);