PHP realizes the addition, deletion, checking and modification function of the database and the complete code php example-PHP Tutorial-php.cn

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PHP realizes the addition, deletion, checking and modification function of the database and the complete code php example

jacklove

Jun 27, 2018 pm 05:44 PM

php

This article mainly introduces the PHP implementation of database addition, deletion, query and modification functions and the complete code. Friends in need can refer to the following

This article uses: jquery, tp framework

TP_3.2.2/Application/Home/Controller/StuController.class.php

<?php 
/** 
 * Created by PhpStorm. 
 * User: root 
 * Date: 2018/4/17 
 * Time: 16:32 
 */ 
namespace Home\Controller; 
use Think\Controller; 
class StuController extends Controller 
{ 
 public function StuShow(){ 
  $this->display("school/stu"); 
 } 
 public function getdata(){ 
  $Studata = M(&#39;stu&#39;); 
  $data[&#39;id&#39;]=&#39;&#39;; 
  $data[&#39;name&#39;]=I(&#39;get.name&#39;); 
  $data[&#39;age&#39;]=I(&#39;get.age&#39;); 
  $data[&#39;num&#39;]=I(&#39;get.num&#39;); 
  $data[&#39;address&#39;]=I(&#39;get.add&#39;); 
  $Studata->add($data); 
  $this->success("正在。。。",U(&#39;Stu/showdata&#39;)); 
 } 
 public function showdata() 
 { 
  $Studata = M(&#39;stu&#39;); 
  $data=$Studata->select(); 
  $this->assign(&#39;info&#39;,$data); 
  $this->display(&#39;school/showdata&#39;); 
 } 
 public function del(){ 
  $id = I(&#39;get.id&#39;); 
  $Studata = M(&#39;stu&#39;); 
  $bool = $Studata->where([&#39;id&#39;=>$id])->delete(); 
  if($bool){ 
   echo 1; 
  }else{ 
   echo 0; 
  } 
 } 
 public function updata() 
 { 
  $id = I(&#39;get.id&#39;); 
  $Studata = M(&#39;stu&#39;); 
  $data = $Studata->where([&#39;id&#39;=>$id])->find(); 
  $this->assign(&#39;data&#39;,$data); 
  $this->display("school/upshowdata"); 
 } 
 public function updatadeal() 
 { 
  $Studata = M(&#39;stu&#39;); 
  $id = I(&#39;get.id&#39;); 
  $data[&#39;name&#39;]=I(&#39;get.name&#39;); 
  $data[&#39;age&#39;]=I(&#39;get.age&#39;); 
  $data[&#39;num&#39;]=I(&#39;get.num&#39;); 
  $data[&#39;address&#39;]=I(&#39;get.add&#39;); 
  $bool = $Studata->where([&#39;id&#39;=>$id])->save($data); 
  if($bool){ 
   $this->showdata(); 
  }else{ 
   echo 0; 
  } 
 } 
}

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TP_3.2.2/Application/Home/View/ school/showdata.html

<!DOCTYPE html> 
<html lang="en"> 
<head> 
 <meta charset="UTF-8"> 
 <title>数据展示界面</title> 
</head> 
<body id="content"> 
<center> 
 <h2>学生信息展示</h2> 
<table border="1"> 
 <th>编号</th> 
 <th>姓名</th> 
 <th>年龄</th> 
 <th>学号</th> 
 <th>籍贯</th> 
 <th>操作</th> 
 <th>操作</th> 
<foreach name="info" item="vo" > 
 <tr> 
  <td>{$vo[&#39;id&#39;]}</td> 
  <td>{$vo[&#39;name&#39;]}</td> 
  <td>{$vo[&#39;age&#39;]}</td> 
  <td>{$vo[&#39;num&#39;]}</td> 
  <td>{$vo[&#39;address&#39;]}</td> 
  <td><a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" class="del" where="{$vo[&#39;id&#39;]}">删除</a></td> 
   <td><a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" class="up" where="{$vo[&#39;id&#39;]}">修改</a></td> 
 </tr> 
</foreach> 
</table> 
</center> 
</body> 
</html> 
<script src="http://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script> 
<script> 
 $(&#39;.del&#39;).click(function () { 
  var where = $(this).attr(&#39;where&#39;); 
  $.ajax({ 
   type: "get", 
   url: "{:U(&#39;Stu/del&#39;)}?id="+where, 
   success: function(msg){ 
    if(msg==1){ 
     alert(&#39;删除成功&#39;); 
     location.href(&#39;showdata&#39;); 
    }else { 
     alert(&#39;删除失败&#39;); 
    } 
   } 
  }); 
 }) 
 $(&#39;.up&#39;).click(function () { 
  var where = $(this).attr(&#39;where&#39;); 
  location.href(&#39;updata?id=&#39;+where); 
  // $.ajax({ 
  //  type: "get", 
  //  url: "{:U(&#39;Stu/updata&#39;)}?id="+where, 
  //  success: function(msg){ 
  //   $(&#39;#content&#39;).html(msg); 
  //  } 
  // }); 
 }) 
</script>

Copy after login

TP_3.2.2/Application/Home/View/school/stu.html

<!doctype html> 
<html lang="en"> 
<head> 
 <meta charset="UTF-8"> 
 <meta name="viewport" 
   content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0"> 
 <meta http-equiv="X-UA-Compatible" content="ie=edge"> 
 <title> 学号注册查询系统 </title> 
</head> 
<body> 
<form action="{:U(&#39;Stu/getdata&#39;)}" method="get"> 
 <br> 
 名字: <input type="text" name="name"> 
 <br> 
 年龄: <input type="text" name="age"> 
 <br> 
 学号:<input type="text" name="num"> 
 <br> 
 籍贯:<input type="text" name="add"> 
 <br> 
 <input type="submit" value="提交"> 
 <br> 
</form> 
</body> 
</html>

Copy after login

##TP_3.2.2/Application/Home/View/school/stu.html

<!doctype html> 
<html lang="en"> 
<head> 
 <meta charset="UTF-8"> 
 <meta name="viewport" 
   content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0"> 
 <meta http-equiv="X-UA-Compatible" content="ie=edge"> 
 <title> 学号注册查询系统 </title> 
</head> 
<body> 
<form action="{:U(&#39;Stu/updatadeal&#39;)}" method="get"> 
 <input type="hidden" value="{$data[&#39;id&#39;]}" name="id"> 
 <br> 
 名字: <input type="text" name="name" value="{$data[&#39;name&#39;]}"> 
 <br> 
 年龄: <input type="text" name="age" value="{$data[&#39;age&#39;]}"> 
 <br> 
 学号:<input type="text" name="num" value="{$data[&#39;num&#39;]}"> 
 <br> 
 籍贯:<input type="text" name="add" value="{$data[&#39;address&#39;]}"> 
 <br> 
 <input type="submit" value="提交"> 
 <br> 
</form> 
</body> 
</html>

Copy after login

Execute and enter in the browser: http://127.0.0.1:90/TP_3.2.2/index.php/Home/Stu/stushow

Click to delete

Revise:

Summary

The above is the PHP implementation of database addition, deletion, check and modification functions and the complete code introduced by the editor. I hope it will be useful to everyone. Help, if you have any questions please leave me a message and the editor will reply to you in time. I would also like to thank you all for your support of the php Chinese website!

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