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  • Smarty练习增删改



    <?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>

    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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  • 原文地址：https://www.cnblogs.com/kevin2016/p/5721634.html
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