How to use ajax to delete data and view details-JS Tutorial-php.cn

How to use ajax to delete data and view details

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Release： 2018-04-02 10:37:03

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This time I will show you how to use ajax to delete data and view details. What are the precautions for using ajax to delete data and view details. The following is a practical case, let's take a look.

Use bootstrap, jquery and ajax to display some data, add a delete function and click to pop up the modal box details function

Home page Face main.php

<!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>
<link type="text/css" href="../FENGZHUANG/bootstrap/css/bootstrap.min.css" rel="external nofollow" rel="stylesheet" /> //引入bootstrap的css文件
<script src="../FENGZHUANG/jquery-3.1.1.min.js"></script> //先引入jquery的js文件
<script src="../FENGZHUANG/bootstrap/js/bootstrap.min.js"></script> //再引入其它的js文件
<style type="text/css">
.xq{ margin-left:30px}
</style>
</head>
<body>
<p class="page-header">
 <h1>显示数据
 </h1>
</p>
<table class="table table-hover">
 <thead>
 <tr>
 <th width="30%">代号</th>
 <th width="30%">名称</th>
 <th width="40%">操作</th>
 </tr>
 </thead>
 <tbody id="tb">
 //用js向其中添加内容
 </tbody>
</table>
<!-- 模态框（Modal） -->
<p class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
 <p class="modal-dialog">
 <p class="modal-content">
  <p class="modal-header">
  <button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>
  <h4 class="modal-title" id="myModalLabel">详细信息</h4>
  </p>
  <p class="modal-body" id="nr">
  </p>
  <p class="modal-footer">
  <button type="button" class="btn btn-default" data-dismiss="modal">关闭</button>
  </p>
 </p><!-- /.modal-content -->
 </p><!-- /.modal -->
</p>
</body>
<script type="text/javascript">
//加载数据
Load();
//加载数据的方法
function Load()
{
$.ajax({
 url:"jiazai.php",
 dataType:"TEXT",
 success: function(data){
  var str = "";
  var hang = data.split("|"); //根据字符串中的|分解
  for(var i=0;i<hang.length;i++)
  {
   var lie = hang[i].split("^"); //根据字符串中的^分解
   str = str+"<tr><td>"+lie[0]+"</td><td>"+lie[1]+"</td><td><button type=&#39;button&#39; class=&#39;btn btn-info btn-sm sc&#39; code=&#39;"+lie[0]+"&#39;>删除</button><button type=&#39;button&#39; class=&#39;btn btn-primary btn-sm xq&#39; code=&#39;"+lie[0]+"&#39;>查看</button></td></tr>";
  }
  $("#tb").html(str); //向tbody中输出内容
  addshanchu();
  addxiangqing();
  }
 });
}
//给删除按钮加事件的方法
function addshanchu()
{
//删除事件
  $(".sc").click(function(){
   var code = $(this).attr("code"); //获取删除按钮所在的数据的code
   $.ajax({
   url:"shanchu.php",
   data:{code:code},
   dataType:"TEXT",
   type:"POST",
   success: function(d){
    if(d.trim()=="OK")
    {
    alert("删除成功");
    Load(); //删除完需要加载数据
    }
    else
    {
    alert("删除失败");
    }
   }
   });
   })
}
//给查看详情加事件的方法
function addxiangqing()
{
 $(".xq").click(function(){
 //显示模态框
 $('#myModal').modal('show');
 //在模态框里面显示内容
 var code = $(this).attr("code"); //获取哪一条数据
 $.ajax({
  url:"xiangqing.php",
  data:{code:code},
  dataType:"TEXT",
  type:"POST",
  success:function(data){
  var lie = data.split("^"); 
  var str = "<p>民族代号："+lie[0]+"</p><p>民族名称："+lie[1]+"</p>";
  $("#nr").html(str);
  }
 });
 })
}
</script>
</html>

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Load data page jiazai.php

<?php
include("../FENGZHUANG/DBDA.class.php");
$db = new DBDA();
$sql = "select * from nation order by code ASC";
$arr = $db->Query($sql);
// 下面实现的字符串是类似这样的n001^汉族|n002^回族|n003^苗族
$str = "";返回主页面的数据是TEXT型，得转换一下
foreach($arr as $v)
{
 $str = $str.implode("^",$v)."|"; //拼接字符串
}
$str = substr($str,0,strlen($str)-1); //去掉末尾的|字符。
echo $str;

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Delete processing page shanchu.php

<?php
include("../FENGZHUANG/DBDA.class.php");
$db = new DBDA();
$code = $_POST["code"];
$sql = "delete from nation where code=&#39;{$code}&#39;";
if($db->Query($sql,0))
{
 echo "OK";
}
else
{
 echo "NO";
}

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View the details page xiangqing.php

<?php
$code = $_POST["code"];
include("../fengzhuang/DBDA.class.php");
$db = new DBDA();
$sql = "select * from nation where code=&#39;{$code}&#39;";
echo $db->StrQuery($sql);

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I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!