添加界面

<?php
include_once("conn/conn.php");
$name=$_POST["name"];
$password=$_POST["password"];
$sex=$_POST["sex"];
$college=$_POST["college"];
$ban=$_POST["ban"];
$tel=$_POST["tel"];
$sql="Insert into user(name,password,sex,college,class,tel) values ('$name','$password','$sex','$college','$ban','$tel')";
$r=mysqli_query($link,$sql);
if ($r) {
echo "成功";
}else{
echo "shibai";
}
?>