本文实例为大家分享了jQuery+ajax实现用户登录验证的具体代码，供大家参考，具体内容如下
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>登录界面</title>
<style type="text/css">
*{
margin: 0;
padding: 0;
}
h3{
display: block;
width: 100%;
height: 50px;
text-align: center;
line-height: 50px;
background-color: cornflowerblue;
cursor: move;
}
#login{
width: 500px;
height: 270px;
margin: 0 auto;
position: absolute;
top: 50%;
left: 50%;
margin-left: -250px;
margin-top: -140px;
border: 1px solid #6495ED;
background-color: #FFFFFF;
display: block;
-moz-user-select: none;
-ms-user-select: none;
-webkit-user-select: none;
}
table{
margin-top: 50px;
position: absolute;
top: 50px;
left: 0;
width: 100%;
height: 150px;
text-align:center;
}
tr,td{
border: none;
}
tr{
height: 50px;
}
td{
padding: 0 5px 0 5px;
}
#bg{
width: 100%;
height: 100%;
background-color:rgba(0,0,0,0.2);
position: absolute;
top: 0;
left: 0;
}
span{
width: 100px;
height: 16px;
display:block;
margin-bottom: 12px;
}
body{
width: 100%;
height: 100%;
}
.inpt{
width: 300px;
height: 30px;
outline: none;
border: 1px solid darkturquoise;
}
.red{
color: red;
font-size: 12px;
}
.btn{
outline: none;
width: 60px;
height: 25px;
border: 1px solid #00CED1;
}
</style>
<script src="/UploadFiles/2021-04-02/jquery-3.5.1.min.js">
<"将军";
$password="1234321";
$username=$_GET["name"];
$pwd=$_GET["password"];
$usermsg=0;
$pwdmsg=0;
if($user==$username){
$usermsg=1;
}
if($password==$pwd){
$pwdmsg=1;
}
echo json_encode(array("usermsg"=>$usermsg,"pwdmsg"=>$pwdmsg));
"htmlcode">
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>登录成功页面</title>
</head>
<body>
<span id="" style="font-size: 60px;color: #008000;">
登录成功
</span>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>登录失败页面</title>
</head>
<body>
<span id="" style="font-size: 60px;color: #FF0000;">
登录失败
</span>
</body>
</html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。