Smarty练习增删改

2023-08-20 18:52:46


<?php

//将题目表显示在页面

include("../init.inc.php");

include("../DBDA.php");

$db = new DBDA();

$sql = "select * from timu";

$attr = $db->Query($sql);

$smarty->assign("shuju",$attr);

$smarty->display("zhu0603pm.html");

主页前段显示页面:zhu0603pm.html

<html>

<head>

<meta charset="utf-8" />

</head>

<title>Smarty的增删改查</title>

<body>

<h1>主页面</h1>

<br />

<table border="1" cellpadding="0" cellspacing="0" width="100%">

    <tr>

        <td>题目名称</td>

        <td>答案</td>

        <td>科目</td>

        <td>难度</td>

        <td>类型</td>

        <td>操作</td>

    </tr>

<{foreach $shuju as $v}>

<tr>

    <td><{$v[1]}></td>

    <td><{$v[2]}></td>

    <td><{$v[3]}></td>

    <td><{$v[4]}></td>

    <td><{$v[5]}></td>

    <td><a href="shanchu.php?code=<{$v[0]}>">删除</a>&nbsp;&nbsp;<a href="xiugai.php?code=<{$v[0]}>">修改</a></td>

</tr>

<{/foreach}>

</table>

<br>

<a href="tianjia.php">添加数据</a>

</body>

</html>

Smarty练习增删改

添加后台页面：tianjia.php

<?php

//添加数据

include("../init.inc.php");

include("../DBDA.php");

$db = new DBDA();

$sql = "select * from kemu";

$attr = $db->Query($sql);

$sqlnd = "select * from nandu";

$attrnd = $db->Query($sqlnd);

$sqllx = "select * from leixing";

$attrlx = $db->Query($sqllx);

$smarty->assign("kemu",$attr);

$smarty->assign("nandu",$attrnd);

$smarty->assign("type",$attrlx);

$smarty->display("tianjia03pm.html");

添加处理页面：tianjiachuli.php

<?php

include("../DBDA.php");

$db = new DBDA();

$name = $_POST["name"];

$daan = $_POST["daan"];

$kemu = $_POST["kemu"];

$nandu = $_POST["nandu"];

$type = $_POST["type"];

$a = $_POST["a"];

$b = $_POST["b"];

$c = $_POST["c"];

$d = $_POST["d"];

//添加题目

$sql = "insert into timu values('','{$name}','{$daan}','{$kemu}','{$nandu}','{$type}')";

if($db->Query($sql,1))

{

    //添加选项

    $id = $db->conn->insert_id;//去添加成功的主键值

    $sqla = "insert into xuanxiang values('','{$a}','A','{$id}')";

    $db->Query($sqla,1);

    $sqlb = "insert into xuanxiang values('','{$b}','B','{$id}')";

    $db->Query($sqlb,1);

    $sqlc = "insert into xuanxiang values('','{$c}','C','{$id}')";

    $db->Query($sqlc,1);

    $sqld = "insert into xuanxiang values('','{$d}','D','{$id}')";

    $db->Query($sqld,1);

    header("location:tianjia.php");

}

else

{

    echo "添加失败";

}

添加前段显示页面：tianjia03pm.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>Smarty的增删改查</title>

</head>

<body>

<h1>添加数据</h1>

<form action="tianjiachuli.php" method="post">

<div>输入题目名称：<input type="text" name="name" /></div><br />

<div>选项A：&nbsp;&nbsp;<input type="text" name="a" /></div>

<div>选项B：&nbsp;&nbsp;<input type="text" name="b" /></div>

<div>选项C：&nbsp;&nbsp;<input type="text" name="c" /></div>

<div>选项D：&nbsp;&nbsp;<input type="text" name="d" /></div><br />

<div>添加答案：&nbsp;&nbsp;<input type="text" name="daan" /></div><br />

<div>选择科目：&nbsp;&nbsp;

        <select name="kemu">

            <{foreach $kemu as $v}>

                <option value="<{$v[0]}>"><{$v[1]}></option>

            <{/foreach}>

        </select>

</div><br />

<div>选择题目难度：

        <select name="nandu">

            <{foreach $nandu as $v}>

                <option value="<{$v[0]}>"><{$v[1]}></option>

            <{/foreach}>

        </select>

</div><br />

<div>选择题目类型：

        <select name="type">

            <{foreach $type as $v}>

                <option value="<{$v[0]}>"><{$v[1]}></option>

            <{/foreach}>

        </select>

</div>    <br />

<input type="submit" value="提交" />

</form>

<br />

<a href="zhupm.php">返回主页</a>

</body>

</html>

删除后台页面：shanchu.php

<?php

include("../DBDA.php");

$db = new DBDA();

$code = $_GET["code"];

$sql = "delete from xuanxiang where timu = '{$code}'";

$db->Query($sql,1);

$sql = "delete from timu where code = '{$code}'";

$db->Query($sql,1);

header("location:zhupm.php");

修改后台页面：xiugai.php

<?php

include("../init.inc.php");

include("../DBDA.php");

$db = new DBDA();

$code = $_GET["code"];

$sqltm = "select * from timu where code='{$code}'";

$attrtm = $db->Query($sqltm);

$sqlxx = "select * from xuanxiang where timu='{$code}'";

$attrxx = $db->Query($sqlxx);

$sqlkm = "select * from kemu";

$attrkm = $db->Query($sqlkm);

$sqlnd = "select * from nandu";

$attrnd = $db->Query($sqlnd);

$sqllx = "select * from leixing";

$attrlx = $db->Query($sqllx);

$smarty->assign("code",$code);

$smarty->assign("timu",$attrtm);

$smarty->assign("xuan",$attrxx);

$smarty->assign("kemu",$attrkm);

$smarty->assign("nandu",$attrnd);

$smarty->assign("type",$attrlx);

$smarty->display("xiugai03pm.html");

修改处理页面：xiugaichuli.php

<?php

include("../init.inc.php");

include("../DBDA.php");

$db = new DBDA();

$code = $_POST["code"];

$name = $_POST["name"];

$daan = $_POST["daan"];

$kemu = $_POST["kemu"];

$nandu = $_POST["nandu"];

$type = $_POST["type"];

//修改题目

$sqltm = "update timu set name='{$name}',daan='{$daan}',kemu='{$kemu}',nandu='{$nandu}',type='{$type}' where code='{$code}'";

//echo $sqltm;

if($db->Query($sqltm,1))

{

    //删除选项

     $sdxx = "delete from xuanxiang where timu='{$code}'";

     $db->Query($sdxx,1);

    if(!empty($_POST["A"]))

    {

        $a = $_POST["A"];

        $sqla = "insert into xuanxiang values('','{$a}','A','{$code}')";

        $db->Query($sqla,1);

    }

     if(!empty($_POST["B"]))

    {

        $b = $_POST["B"];

        $sqlb = "insert into xuanxiang values('','{$b}','B','{$code}')";

        $db->Query($sqlb,1);

    }

     if(!empty($_POST["C"]))

    {

        $c = $_POST["C"];

        $sqlc = "insert into xuanxiang values('','{$c}','C','{$code}')";

        $db->Query($sqlc,1);

    }

     if(!empty($_POST["D"]))

    {

        $d = $_POST["D"];

        $sqld = "insert into xuanxiang values('','{$d}','D','{$code}')";

        $db->Query($sqld,1);

    }

    header("location:zhupm.php");

}

else

{

    echo "修改失败";

}

修改前段显示页面：xiugai03pm.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>Smarty的增删改查</title>

</head>

<body>

<h1>修改数据</h1>

<form action="xiugaichuli.php" method="post">

<input type="hidden" name="code" value="<{$timu[0][0]}>" />

<div>输入题目名称：<input type="text" name="name" value="<{$timu[0][1]}>" /></div><br />

<{foreach $xuan as $v}>

    <div>选项名称：<{$v[2]}><input type="text" value="<{$v[1]}>" name="<{$v[2]}>" ></div>

<{/foreach}>

<div>添加答案：&nbsp;&nbsp;<input type="text" name="daan" value="<{$timu[0][2]}>"/></div><br />

<div>选择科目：&nbsp;&nbsp;

        <select name="kemu">

            <{foreach $kemu as $v}>

                <{if $v[0]==$timu[0][3]}>

                <option selected="selected" value="<{$v[0]}>"><{$v[1]}></option>

                <{else}>

                <option value="<{$v[0]}>"><{$v[1]}></option>

                <{/if}>

            <{/foreach}>

        </select>

</div><br />

<div>选择题目难度：

        <select name="nandu">

            <{foreach $nandu as $v}>

                <{if $v[0]==$timu[0][4]}>

                    <option selected="selected" value="<{$v[0]}>"><{$v[1]}></option>

                <{else}>

                    <option value="<{$v[0]}>"><{$v[1]}></option>

                   <{/if}>

            <{/foreach}>

        </select>

</div><br />

<div>选择题目类型：

        <select name="type">

            <{foreach $type as $v}>

                <{if $v[0]==$timu[0][5]}>

                <option selected="selected" value="<{$v[0]}>"><{$v[1]}></option>

                <{else}>

                <option value="<{$v[0]}>"><{$v[1]}></option>

                   <{/if}>

            <{/foreach}>

        </select>

</div>    <br />

<input type="submit" value="提交" />

</form>

<br />

<a href="zhupm.php">返回主页</a>

</body>

</html>

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