Bootstrap+jq+jqajax+php+数据库增删改查源码
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2022-03-14 16:09:32
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前台
<!DOCTYPE html><html lang="zh-CN"><head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>学生信息</title> <link href="lib/bootstrap-3.3.7-dist/css/bootstrap.min.css" rel="stylesheet"></head><body><p class="container"> <p class="row"> <h1>学生信息</h1> <input type="text" id="search"> <button class="btn" id="sel">搜索</button> 当前页面显示<select id="select1"> <option selected>--请选择--</option> <option value="2">2</option> <option value="4">4</option> <option value="6">6</option> <option value="8">8</option> <option value="10">10</option> </select>条数据 <table class="table table-bordered"> <thead> <tr> <th><input type="checkbox"></th> <th>学生姓名</th> <th>密码</th> <th>性别</th> <th>爱好</th> <th>操作</th> </tr> </thead> <tbody id="tab"></tbody> </table> <button class="btn" data-toggle="modal" data-target="#myModal">添加</button> <button class="btn" id="delAll" >批量删除</button> </p></p><!-- 添加 --><p class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <p class="modal-dialog" role="document"> <p class="modal-content"> <p class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">学生信息添加</h4> </p> <p class="modal-body"> <label>学生姓名:</label><input type="text" class="form-control" id="username"> <label>密码:</label><input type="password" class="form-control" id="pwd"> <label>性别:</label><br> <input type="radio" name="sex" class="sex" value="男">男 <input type="radio" name="sex" class="sex" value="女">女<br> <label>爱好:</label><br> <input type="checkbox" class="like" value="玩游戏">玩游戏 <input type="checkbox" class="like" value="跑步">跑步 <input type="checkbox" class="like" value="打篮球">打篮球 </p> <p class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">关闭</button> <button type="button" class="btn btn-primary" id="add">添加</button> </p> </p> </p></p><!-- 修改 --><p class="modal fade" id="upmyModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <p class="modal-dialog" role="document"> <p class="modal-content"> <p class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">学生信息编辑</h4> </p> <p class="modal-body"> <input type="hidden" id="ids" class="form-control" value=""> <label>学生姓名:</label><input type="text" class="form-control" id="user"> <label>密码:</label><input type="password" class="form-control" id="pwds"> <label>性别:</label><br> <input type="radio" name="sex" class="sexs" value="男">男 <input type="radio" name="sex" class="sexs" value="女">女<br> <label>爱好:</label><br> <input type="checkbox" class="likes" value="玩游戏">玩游戏 <input type="checkbox" class="likes" value="跑步">跑步 <input type="checkbox" class="likes" value="打篮球">打篮球 </p> <p class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">关闭</button> <button type="button" class="btn btn-primary" id="update">保存</button> </p> </p> </p><script src="lib/bootstrap-3.3.7-dist/js/jquery-3.2.1.js"></script><script src="lib/bootstrap-3.3.7-dist/js/bootstrap.js"></script></body></html>
js
<script> //渲染页面 $.ajax({ url:"index.php", data:{ action:"get" }, dataType:"json", success:function(data){ var html="" $(data).each(function (i,v) { html+="<tr>" html+="<td><input type='checkbox' title='"+data[i].id+"' class='che'></td>" html+="<td>"+data[i].username+"</td>" html+="<td>"+data[i].pwd+"</td>" html+="<td>"+data[i].sex+"</td>" html+="<td>"+data[i].love+"</td>" html+="<td>" + "<button id='del' title='"+data[i].id+"'>删除</button>" + "<button id='upd' title='"+data[i].id+"' data-toggle='modal' data-target='#upmyModal'>修改</button>" + "</td>" html+="</tr>" }) $("#tab").append(html) } }) //增 $("#add").click(function () { // console.log($(".like").length) // console.log($(".sex:checked").val()); //获取复选框的值 var arr=[] for (var i=0;i<$(".like").length;i++){ if($(".like")[i].checked){ arr.push($(".like")[i].value) } } // console.log($("#username").val(),$("#pwd").val(),$(".sex").val(),arr.join(",")) $.ajax({ url:"index.php", data:{ action:"add", username:$("#username").val(), pwd:$("#pwd").val(), sex:$(".sex:checked").val(), like:arr.join(",") }, dataType:"json", success:function (data) { $("#myModal").modal("hide") window.location.reload() } }) }) // 删 //单删 $(document).on("click","#del",function () { // console.log($(this).attr("title")) $.ajax({ url:"index.php", data:{ action:"del", id:$(this).attr("title") }, dataType:"json", success:function (data) { // console.log(data) window.location.reload() $(this).parents().remove() } }) }) //批量删除 $("#delAll").click(function () { //获取复选框的值 //声明数组用来存储复选框的选中值 var arr=[] for(var i=0;i<$(".che").length;i++){ if($(".che")[i].checked){ arr.push($(".che")[i].title) } } $.ajax({ url:"index.php", data:{ action:"del", id:arr.join(",") }, dataType:"json", cache:false, success:function (data) { // console.log(data) window.location.reload() $(this).parent().remove() } }) }) // 改 //先查找 $(document).on('click','#upd',function () { $.ajax({ url:"index.php", data:{ action:"upd", id:$(this).attr("title") }, dataType:"json", success:function (data) { console.log(data) $("#ids").val(data[0].id); $("#user").val(data[0].username); $("#pwds").val(data[0].pwd) // console.log(data[0].sex) if(data[0].sex=="男"){ $(".sexs").eq(0).attr("checked",true) }else { $(".sexs").eq(1).attr("checked",true) } // console.log(.join(",")) var str=data[0].love var arr=str.split(",") for (var i=0;i<arr.length;i++){ // console.log(arr[i]) if(arr[i]=="玩游戏"){ $(".likes").eq(0).attr("checked",true) }else if(arr[i]=="跑步"){ $(".likes").eq(1).attr("checked",true) }else if(arr[i]=="打篮球"){ $(".likes").eq(2).attr("checked",true) } } } }) }) //在修改 $("#update").click(function () { // alert(1) var arr=[] for (var i=0;i<$(".likes").length;i++){ if($(".likes")[i].checked){ arr.push($(".likes")[i].value) } } // console.log($("#username").val(),$("#pwd").val(),$(".sex").val(),arr.join(",")) $.ajax({ url:"index.php", data:{ action:"update", id:$("#ids").val(), username:$("#user").val(), pwd:$("#pwds").val(), sex:$(".sexs:checked").val(), like:arr.join(",") }, dataType:"json", success:function (data) { $("#upmyModal").modal("hide") window.location.reload() // console.log(data) } }) }) // 查 $("#sel").click(function () { // alert($("#search").val()) $.ajax({ url:"index.php", data:{ action:"query", username:$("#search").val() }, dataType:"json", success:function (data) { $(data).each(function (i,v) { var html="" $(data).each(function (i,v) { html+="<tr>" html+="<td><input type='checkbox' title='"+data[i].id+"' class='che'></td>" html+="<td>"+data[i].username+"</td>" html+="<td>"+data[i].pwd+"</td>" html+="<td>"+data[i].sex+"</td>" html+="<td>"+data[i].love+"</td>" html+="<td>" + "<button id='del' title='"+data[i].id+"'>删除</button>" + "<button id='upd' title='"+data[i].id+"' data-toggle='modal' data-target='#upmyModal'>修改</button>" + "</td>" html+="</tr>" }) $("#tab").html(html) }) } }) }) //按条件查询 $("#select1").change(function () { // console.log($(this).val()) $.ajax({ url:"index.php", data:{ action:"limits", username:$(this).val() }, dataType:"json", success:function (data) { console.log(data) $(data).each(function (i,v) { var html="" $(data).each(function (i,v) { html+="<tr>" html+="<td><input type='checkbox' title='"+data[i].id+"' class='che'></td>" html+="<td>"+data[i].username+"</td>" html+="<td>"+data[i].pwd+"</td>" html+="<td>"+data[i].sex+"</td>" html+="<td>"+data[i].love+"</td>" html+="<td>" + "<button id='del' title='"+data[i].id+"'>删除</button>" + "<button id='upd' title='"+data[i].id+"' data-toggle='modal' data-target='#upmyModal'>修改</button>" + "</td>" html+="</tr>" }) $("#tab").html(html) }) } }) })</script>
PHP
<?php /** * Created by yangweishuo. * User: ASUS * Date: 2018/1/10 * Time: 16:11 */ require("lib/DB.php"); $sqls=new Mysqldb(); //渲染页面 if($_REQUEST['action']=='get'){ $sql="select * from student"; $con=$sqls->query($sql); echo $con; } //添加 else if($_REQUEST['action']=='add'){ $username=$_REQUEST['username']; $pwd=$_REQUEST['pwd']; $sex=$_REQUEST['sex']; $love=$_REQUEST['like']; $sql="insert into student (username,pwd,sex,love)VALUES ('$username','$pwd','$sex','$love')"; $con=$sqls->update($sql); echo $con; } //删除 else if($_REQUEST['action']=='del'){ $id=$_REQUEST['id']; $sql="delete from student where id=$id"; $con=$sqls->update($sql); echo $con; } //批量删除 else if($_REQUEST['action']=='del'){ $id=$_REQUEST['id']; $sql="delete from student where id in('$id')"; $con=$sqls->update($sql); echo $con; } //修改 //先cha查找 else if($_REQUEST['action']=='upd'){ $id=$_REQUEST['id']; $sql="select * from student where id='$id'"; $con=$sqls->query($sql); echo $con; } else if($_REQUEST['action']=='update'){ $id=$_REQUEST['id']; $username=$_REQUEST['username']; $pwd=$_REQUEST['pwd']; $sex=$_REQUEST['sex']; $love=$_REQUEST['like']; $sql="update student set username='$username',pwd='$pwd',sex='$sex',love='$love' WHERE id=$id"; $con=$sqls->update($sql); echo $con; } //查找 if($_REQUEST['action']=='query'){ $username=$_REQUEST['username']; $sql="select * from student WHERE username LIKE '%$username%'"; $con=$sqls->query($sql); echo $con; } //按条件查找 if($_REQUEST['action']=='limits'){ $username=$_REQUEST['username']; $sql="select * from student limit $username"; $con=$sqls->query($sql); echo $con; } ?>
DB.php
<?php header("Content-Type:Text/html;charset=UTF-8"); class Mysqldb{ //创建属性 private $conn; public function __construct($host='localhost',$user='root',$pwd='root',$database='test'){ $this->conn=mysqli_connect($host,$user,$pwd,$database); if($this->conn){ $this->conn->set_charset('utf8'); } } public function query($sql){ $result=mysqli_query($this->conn,$sql); $arr=array(); while($row=mysqli_fetch_array($result)){ array_push($arr,$row); } mysqli_free_result($result); return json_encode($arr); } public function update($sql){ $result=mysqli_query($this->conn,$sql); $arr=array(); if($result){ $arr['flag']=true; $arr['msg']='操作成功'; }else{ $arr['flag']=false; $arr['msg']='操作失败'; } return json_encode($arr); } public function __destruct(){ mysqli_close($this->conn); $this->conn=null; } }?>
js文档结构图
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