PHP——smarty模板（做登录页面和主页面）

denglu.php

<?php

include "init.inc.php";

$smarty->assign("action","main.php");

$smarty->display("denglu.html");

denglu.html

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>

<body>
<form action="<{$action}>" method="post">
    <div>用户名：<input type="text" name="uid"/></div>
    <div>密码：<input type="text" name="pwd"/></div>
    <div><input type="submit" value="登录"/></div>
</form>

</body>
</html>

main.php

<?php
    session_start();

include "init.inc.php";
include "mydbda.php";

$db = new mydbda();

$uid = $_POST["uid"];
$pwd = $_POST["pwd"];

$sql = "select count(*) from Users where Uid='".$uid."' and Pwd = '".$pwd."'";

$str = $db->Select($sql,"CX","mydb");

if($str=="1")
{
    $_SESSION["uid"] = $uid;
    $smarty->assign("uid",$uid);
    $smarty->display("main.html");
}
else
{
    header("Location:denglu.php");
}

main.html

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>

<body>
<div>登录成功！登录者为：<{$uid}></div>
</body>
</html>
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原文地址：https://www.cnblogs.com/Chenshuai7/p/5274139.html