tp框架之增删改查

时间：2022-05-07 06:55:32

控制器

<?php

namespace Home\Controller;

use Think\Controller;

class CeShiController extends Controller

{

    public function tianjia()

    {

        if(empty($_POST))

        {

            //如果没有传值过来,显示页面

            $this->display();

        }

        else

        {

            //如果提交了值过来

            $n = D("Nation");

            $n->create();//自动收集表单.前提是必须有post数据

            $z = $n->add();

            if($z)

            {

                $this->success("添加成功","test",5);  //5秒之后跳回test

            }

            else

            {

                $this->error("添加失败！");

            }

        }

    }

    public function test()

    {

        //内容的显示页面

        $m = D("Nation");

        $attr = $m->select();

        $this->assign("m",$attr);

        $this->display();

    }

    function xiugai($code="")  //默认值为空,防止报错

    {

        $m = D("Nation");

        if(empty($_POST))

        {

            //如果没有提交表单,就根据传过来的code查出内容并显示

            $attr = $m->find($code);

            $this->assign("m",$attr);

            $this->display();

        }

        else

        {

            //根据提交的表单内容进行修改并跳回

            $m->create();

            $r = $m->save();

            if($r)

            {

                $this->success("修改成功","test",5);

            }

            else

            {

                $this->error("修改失败！");

            }

        }

    }

    public function shanchu($code)

    {

        $m = D("Nation");

        $r = $m->delete($code);

        if($r)

        {

            $url = U("test");

            $this->success("删除成功",$url,5);

        }

        else

        {

            $this->error("删除失败！");

        }

    }

}

添加页面

<!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">

<input type="text" name="Code" />

<input type="text" name="Name" />

<input type="submit" value="提交" />

</form>

</body>

</html>

修改页面

<!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><input type="hidden" name="Code"  value="<{$m.code}>"/></div>

    <div>名称：<input type="text" name="Name" value="<{$m.name}>" /></div>

    <input type="submit" value="修改" />

</form>

</body>

</html>

显示页面

<!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>

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

    <tr>

        <td>代号</td>

        <td>名称</td>

        <td>修改</td>

        <td>删除</td>

    </tr>

    <foreach name="m" item="v" >

    <tr>

        <td><{$v.code}></td>

        <td><{$v.name}></td>

        <td><a href="__CONTROLLER__/xiugai/code/<{$v.code}>">修改</a></td>

        <td><a href="__CONTROLLER__/shanchu/code/<{$v.code}>" onclick="return confirm('确定删除吗?')">删除</a></td>

    </tr>

    </foreach>

</table>

<a href="__CONTROLLER__/tianjia">添加</a>

</body>

</html>

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