Bootstrap+jq+jqajax+php+数据库增删改查源码
2018-01-11 16:28
337 查看
前台
js
PHP
DB.php
<!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> <div class="container"> <div 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"> 1607d <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> </div> </div> <!-- 添加 --> <div class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div 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> </div> <div 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 </div> <div 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> </div> </div> </div> </div> <!-- 修改 --> <div class="modal fade" id="upmyModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div 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> </div> <div 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 </div> <div 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> </div> </div> </div> <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;
}
}
?>
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