我无法登录,无法验证我的用户

Question

<?php
session_start();
$con=mysqli_connect("localhost","root","","company");

if(mysqli_connect_error())
{
    echo "error in connecting to  database";
}

$email=$_POST[semail];
$password= md5($_POST[spassword]);


$query = "select email,password from register where email= '$email'";
$result = mysql_query($query);
$row = mysql_fetch_array($result);
if($row["email"]==$email && $row["password"]==$password)
    echo "welcome";
else
    echo "Please try again";
mysqli_close($con);

?>

这是我的代码请给我答案.我无法通过此代码登录.并且无法得到它.我正在尝试从此代码登录

Answer 1

原因很简单:

库MySQLi:

$con=mysqli_connect("localhost","root","","company");

以后老的mysql:

$result = mysql_query($query);
$row = mysql_fetch_array($result);

没有提到代码中的其他问题