目录
- <%@ page language="java" contentType="text/html; charset=UTF-8"
- pageEncoding="UTF-8"%>
- <%@ include file="common/header.jsp" %>
- html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
- <title>Insert title heretitle>
- head>
- <body>
- <div class="layui-layout layui-layout-admin">
- <div class="layui-header">
- <div class="layui-logo layui-hide-xs layui-bg-black">layout demodiv>
-
- <ul class="layui-nav layui-layout-left">
-
- <li class="layui-nav-item layui-show-xs-inline-block layui-hide-sm" lay-header-event="menuLeft">
- <i class="layui-icon layui-icon-spread-left">i>
- li>
-
- <li class="layui-nav-item layui-hide-xs"><a href="">nav 1a>li>
- <li class="layui-nav-item layui-hide-xs"><a href="">nav 2a>li>
- <li class="layui-nav-item layui-hide-xs"><a href="">nav 3a>li>
- <li class="layui-nav-item">
- <a href="javascript:;">nav groupsa>
- <dl class="layui-nav-child">
- <dd><a href="">menu 11a>dd>
- <dd><a href="">menu 22a>dd>
- <dd><a href="">menu 33a>dd>
- dl>
- li>
- ul>
-
- <ul class="layui-nav layui-layout-right">
- <li class="layui-nav-item layui-hide layui-show-md-inline-block">
- <a href="javascript:;">
- <img src="//tva1.sinaimg.cn/crop.0.0.118.118.180/5db11ff4gw1e77d3nqrv8j203b03cweg.jpg" class="layui-nav-img">
- tester
- a>
- <dl class="layui-nav-child">
- <dd><a href="">Your Profilea>dd>
- <dd><a href="">Settingsa>dd>
- <dd><a href="login.jsp">Sign outa>dd>
- dl>
- li>
- <li class="layui-nav-item" lay-header-event="menuRight" lay-unselect>
- <a href="javascript:;">
- <i class="layui-icon layui-icon-more-vertical">i>
- a>
- li>
- ul>
- div>
-
-
-
- <div class="layui-body">
-
- <div class="layui-tab" lay-filter="demo" lay-allowclose="true">
- <ul class="layui-tab-title">
- <li class="layui-this" lay-id="11">首页li>
- ul>
- <div class="layui-tab-content" >
- <div class="layui-tab-item layui-show">1div>
- div>
- div>
- div>
-
- <div class="layui-footer">
-
- 底部固定区域
- div>
- div>
- <script>
- //JS
-
- let $,element;
- layui.use(['jquery','element'],function(){
- $ = layui.jquery,element=layui.element;
- $.ajax({
- url:'${pageContext.request.contextPath}/permission.action?methodName=menus'
- ,dataType:'json'
- ,success:function(data){
- let htmlstr = '';
- $.each(data,function(i,n){
- htmlstr += '
- '
; - //判断一级节点是否存在子节点
- if(data[i].hasChildren){
- htmlstr += '
'
; - let children = data[i].children;
- $.each(children,function(index,node){
- htmlstr +='
- text
+'\',\''+children[index].attributes.self.url+'\',\''+children[index].id+'\');">'+children[index].text+''; - });
- htmlstr += '';
- }
- htmlstr += '';
- });
- $("#menu").html(htmlstr);
- }
- })
- })
-
-
- /**
- * 1.查找layui的选项卡页面布局代码
- 2.动态的添加选项卡
- 3.将选项卡名称换成菜单名
- 4.重复的tab选项卡不添加,改为选中
- 5.跳转页面
-
- */
-
-
-
-
- function openTabs(title,url,id){
- let $node = $("li[lay-id='"+id+"']");
- if($node.length == 0){
- // 新增一个Tab项
- element.tabAdd('demo', {
- title : title,//用于演示
- content : "",
- id : id
- })
- }
- //切换到指定选项卡
- element.tabChange('demo', id);
- }
-
-
-
-
-
- script>
- body>
- html>
-
界面修改展示:点用户管理会展示用户名,文本框,查询按钮以及新增按钮

查询数据库中的数据

sql语句:
select *
,(case rid
when 1 then '管理员'
when 2 then '发起者'
when 3 then '审批者'
when 4 then '参与者'
when 5 then '会议室管理员'
else '其他'end
)roleNamefrom t_oa_user
dao方法:

查询的dao源代码:
- //查询用户信息及对应的角色,角色是通过case when得来的
- public List
- String sql ="select * \r\n" +
- ",(case rid \r\n" +
- "when 1 then '管理员' \r\n" +
- "when 2 then '发起者' \r\n" +
- "when 3 then '审批者' \r\n" +
- "when 4 then '参与者' \r\n" +
- "when 5 then '会议室管理员' \r\n" +
- "else '其他'end \r\n" +
- ")roleName\r\n" +
- "\r\n" +
- "from t_oa_user where 1=1 ";
- String name = user.getName();
- if(StringUtils.isNotBlank(name)) {
- sql+="and name like '%"+name+"%'";
- }
- return super.executeQuery(sql, pageBean);
- }
查询到方法测试类:



查询测试 代码:
-
- @Test
- public void testList() {
- User user = new User();
- PageBean pageBean = new PageBean();
- try {
- List
- for(Map
map:list) { - System.out.println(map);
- }
- } catch (Exception e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
运行结果展示:

所运行出来的数据就是数据库里面所存储的数据,如果有表示查询方法没有问题

- //用户查询
- public String list(HttpServletRequest req,HttpServletResponse resp) {
-
- try {
- PageBean pageBean = new PageBean();
- pageBean.setRequest(req);
- List
- //注意:layui中的数据的格式
- ResponseUtil.writeJson(resp, R.ok(0, "用户数据查询成功",pageBean.getTotal(),users));
- } catch (Exception e) {
- e.printStackTrace();
- try {
- ResponseUtil.writeJson(resp,R.error(0, "用户数据查询失败"));
- } catch (Exception e1) {
- e1.printStackTrace();
- }
-
- }
- return null;
-
- }
- //1.初始化数据表格
- function initTable(){
- table.render({ //执行渲染
- elem: '#tb', //指定原始表格元素选择器(推荐id选择器)
- // url: 'user.action?methodName=list', //请求地址
- height: 340, //自定义高度
- loading: false, //是否显示加载条(默认 true)
- cols: [[ //设置表头
- {field: 'id', title: '用户编号', width: 120},
- {field: 'name', title: '用户名', width: 120},
- {field: 'loginName', title: '登录账号', width: 140},
- {field: '', title: '操作', width: 220,toolbar:'#toolbar'},
- ]]
- });
- }
- //2.点击查询
- function query(){
- table.reload('tb', {
- url: $("#ctx").val()+'/user.action', //请求地址
- method: 'POST', //请求方式,GET或者POST
- loading: true, //是否显示加载条(默认 true)
- page: true, //是否分页
- where: { //设定异步数据接口的额外参数,任意设
- 'methodName':'list',
- 'name':$('#name').val()
- },
- request: { //自定义分页请求参数名
- pageName: 'page', //页码的参数名称,默认:page
- limitName: 'rows' //每页数据量的参数名,默认:limit
- }
- });
- }
上面都完成了就可以进行模糊查询了

- //增加
-
- public int add(User user) throws Exception{
- String sql = "insert into t_oa_user(name,loginName,pwd) values(?,?,?)";
- return super.executeUpdate(sql, user, new String[] {"name","loginName","pwd"});
- }
增加dao方法测试:

运行结果显示1,就可以去数据库查看是否增加了冰冰

增加成功,数据库也查询到冰冰,说明增加的dao 方法没有问题

- //用户增加
- public String add(HttpServletRequest req,HttpServletResponse resp) {
-
- try {
- //影响行数
- int rs = userdao.add(user);
- if(rs>0) {
- ResponseUtil.writeJson(resp, R.ok(200, "用户数据新增成功"));
- }
- else {
- ResponseUtil.writeJson(resp,R.error(0, "用户数据新增失败"));
- }
- } catch (Exception e) {
- e.printStackTrace();
- try {
- ResponseUtil.writeJson(resp,R.error(0, "用户数据新增失败"));
- } catch (Exception e1) {
- e1.printStackTrace();
- }
-
- }
- return null;
-
- }
- let layer,$,table;
- var row;
- layui.use(['jquery', 'layer', 'table'], function(){
- layer = layui.layer
- ,$ = layui.jquery
- ,table = layui.table;
- //初始化数据表格
- initTable();
- //绑定查询按钮的点击事件
- $('#btn_search').click(function(){
- query();
- });
-
- //绑定新增按钮的点击事件
- $('#btn_add').click(function(){
- row=null;
- open('新增');
- });
- });
-
-
- //1.初始化数据表格
- function initTable(){
- table.render({ //执行渲染
- elem: '#tb', //指定原始表格元素选择器(推荐id选择器)
- url: 'user.action?methodName=list', //请求地址
- height: 340, //自定义高度
- loading: false, //是否显示加载条(默认 true)
- cols: [[ //设置表头
- {field: 'id', title: '用户编号', width: 120},
- {field: 'name', title: '用户名', width: 120},
- {field: 'loginName', title: '登录账号', width: 140},
- {field: '', title: '操作', width: 220,toolbar:'#toolbar'},
- ]]
- });
-
-
- //在页面中的
中必须配置lay-filter="tb_goods"属性才能触发属性!!!- table.on('tool(tb)', function (obj) {
- row = obj.data;
- if (obj.event == "edit") {
- open("编辑");
- }else if(obj.event == "del"){
- layer.confirm('确认删除吗?', {icon: 3, title:'提示'}, function(index){
- $.post($("#ctx").val()+'/user.action',{
- 'methodName':'del',
- 'id':row.id
- },function(rs){
- if(rs.success){
- //调用查询方法刷新数据
- query();
- }else{
- layer.msg(rs.msg,function(){});
- }
- },'json');
- layer.close(index);
- });
- }else{
-
- }
- });
-
- }
- //2.点击查询
- function query(){
- // console.log($("#ctx").val());
- table.reload('tb', {
- url: $("#ctx").val()+'/user.action', //请求地址
- method: 'POST', //请求方式,GET或者POST
- loading: true, //是否显示加载条(默认 true)
- page: true, //是否分页
- where: { //设定异步数据接口的额外参数,任意设
- 'methodName':'list',
- 'name':$('#name').val()
- },
- request: { //自定义分页请求参数名
- pageName: 'page', //页码的参数名称,默认:page
- limitName: 'rows' //每页数据量的参数名,默认:limit
- }
- });
- }
-
-
- //3.对话框
- function open(title){
- layer.open({
- type: 2, //layer提供了5种层类型。可传入的值有:0(信息框,默认)1(页面层)2(iframe层)3(加载层)4(tips层)
- title:title,
- area: ['660px', '340px'], //宽高
- skin: 'layui-layer-rim', //样式类名
- content: $("#ctx").val()+'/jsp/system/userEdit.jsp', //书本编辑页面
- btn:['保存','关闭','批量新增'],
- yes: function(index, layero){
- //jquery.find
- //调用子页面中提供的getData方法,快速获取子页面的form表单数据
- let data= $(layero).find("iframe")[0].contentWindow.getData();
- console.log(data);
- //判断title标题
- let methodName="add";
- if(title=="编辑")
- methodName="edit";
- $.post($("#ctx").val()+'/user.action?methodName='+methodName,
- data,function(rs){
- if(rs.success){
- //关闭对话框
- layer.closeAll();
- //调用查询方法刷新数据
- query();
- }else{
- layer.msg(rs.msg,function(){});
- }
- },'json');
- },
- btn2: function(index, layero){
- layer.closeAll();
- },
- btn3: function(index, layero){
- layer.msg("批量新增");
- return false;
- },
- btn4: function(index, layero){
- layer.closeAll("批量新增碎冰冰");
- }
- });
- }
界面运行效果展示:点击新增按钮会弹出一个模态框

3修改
修改的dao方法:
-
- //修改
- public int edit(User user) throws Exception{
- String sql = "update t_oa_user set name=?,loginName=?,pwd=? where id = ?";
- return super.executeUpdate(sql, user, new String[] {"name","loginName","pwd","id"});
- }
修改dao测试类:

修改成功

修改action代码:
- //用户修改
- public String edit(HttpServletRequest req,HttpServletResponse resp) {
-
- try {
- //影响行数
- int rs = userdao.edit(user);
- if(rs>0) {
- ResponseUtil.writeJson(resp, R.ok(200, "用户数据修改成功"));
- }
- else {
- ResponseUtil.writeJson(resp,R.error(0, "用户数据修改失败"));
- }
- } catch (Exception e) {
- e.printStackTrace();
- try {
- ResponseUtil.writeJson(resp,R.error(0, "用户数据修改失败"));
- } catch (Exception e1) {
- e1.printStackTrace();
- }
-
- }
- return null;
-
- }
js代码:
- let layer,form,$;
- layui.use(['layer','form','jquery'],function(){
- layer=layui.layer,form=layui.form,$=layui.jquery;
- initData();
- });
-
- function initData(){
- console.log(parent.row);
- if(null!=parent.row){
- //因为layui.each内部的逻辑问题导致的所以要先深拷贝一份然后再去val
- //parent.row:表格行对象
- //table的数据在父页面userManager.js
- //点击编辑按钮的时候,当前
- form.val('user',$.extend({}, parent.row||{}));
- $('#name').attr('readonly','readonly');
- }
- }
-
- function getData(){
- //
- //取 user from中的值
- return form.val('user');
- }
4.删除
删除的dao方法:
- //删除
- public int del(User user) throws Exception{
- String sql = "delete from t_oa_user where id=?";
- return super.executeUpdate(sql, user, new String[] {"id"});
- }
删除的dao方法测试:

运行结果为1,去数据库查询

删除成功,没有冰冰怕热这个用户了,什么我们的删除的dao方法没有问题

删除action代码:
- //用户删除
- public String del(HttpServletRequest req,HttpServletResponse resp) {
-
- try {
- //影响行数
- int rs = userdao.del(user);
- if(rs>0) {
- ResponseUtil.writeJson(resp, R.ok(200, "用户数据删除成功"));
- }
- else {
- ResponseUtil.writeJson(resp,R.error(0, "用户数据删除失败"));
- }
- } catch (Exception e) {
- e.printStackTrace();
- try {
- ResponseUtil.writeJson(resp,R.error(0, "用户数据删除失败"));
- } catch (Exception e1) {
- e1.printStackTrace();
- }
-
- }
- return null;
-
- }
js代码:
- //在页面中的
中必须配置lay-filter="tb_goods"属性才能触发属性!!!- table.on('tool(tb)', function (obj) {
- row = obj.data;
- if (obj.event == "edit") {
- open("编辑");
- }else if(obj.event == "del"){
- layer.confirm('确认删除吗?', {icon: 3, title:'提示'}, function(index){
- $.post($("#ctx").val()+'/user.action',{
- 'methodName':'del',
- 'id':row.id
- },function(rs){
- if(rs.success){
- //调用查询方法刷新数据
- query();
- }else{
- layer.msg(rs.msg,function(){});
- }
- },'json');
- layer.close(index);
- });
- }else{
-
- }
- });
界面效果:

5.完整代码
userManage.jsp
- <%@ page language="java" contentType="text/html; charset=UTF-8"
- pageEncoding="UTF-8"%>
- <%@ include file="/common/header.jsp" %>
-
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
- <script src="static/js/system/userManage.js">script>
-
- <title>Insert title heretitle>
- head>
- <body>
-
- <div class="layui-form-item">
- <div class="layui-inline">
- <label class="layui-form-label">用户名:label>
- <div class="layui-input-inline">
- <input type="text" id="name" placeholder="请输入用户名" autocomplete="off" class="layui-input">
- div>
- div>
-
- <div class="layui-inline">
- <div class="layui-input-inline">
- <button id="btn_search" type="button" class="layui-btn layui-btn-normal">
- <i class="layui-icon layui-icon-search">i>
- 查询
- button>
- <button id="btn_add" type="button" class="layui-btn">新增button>
- div>
- div>
-
- div>
-
- <table id="tb" lay-filter="tb" class="layui-table" style="margin-top:-15px;">table>
-
-
- <script type="text/html" id="toolbar">
- <button class="layui-btn layui-btn-sm" lay-event="edit">编辑button>
- <button class="layui-btn layui-btn-sm" lay-event="del">删除button>
- <button class="layui-btn layui-btn-sm" lay-event="reset">重置密码button>
- script>
-
-
- <script type="text/html" id="barDemo">
- <a class="layui-btn layui-btn-primary layui-btn-xs" lay-event="detail">查看a>
- <a class="layui-btn layui-btn-xs" lay-event="edit">编辑a>
- <a class="layui-btn layui-btn-danger layui-btn-xs" lay-event="del">删除a>
- script>
-
-
- <script src="//res.layui.com/layui/dist/layui.js" charset="utf-8">script>
- <script>
- layui.use('table', function(){
- var table = layui.table;
- //监听表格复选框选择
- table.on('checkbox(demo)', function(obj){
- console.log(obj)
- });
- //监听工具条
- table.on('tool(demo)', function(obj){
- var data = obj.data;
- if(obj.event === 'detail'){
- layer.msg('ID:'+ data.id + ' 的查看操作');
- } else if(obj.event === 'del'){
- layer.confirm('真的删除行么', function(index){
- obj.del();
- layer.close(index);
- });
- } else if(obj.event === 'edit'){
- layer.alert('编辑行:
'+ JSON.stringify(data)) - }
- });
-
- var $ = layui.$, active = {
- getCheckData: function(){ //获取选中数据
- var checkStatus = table.checkStatus('idTest')
- ,data = checkStatus.data;
- layer.alert(JSON.stringify(data));
- }
- ,getCheckLength: function(){ //获取选中数目
- var checkStatus = table.checkStatus('idTest')
- ,data = checkStatus.data;
- layer.msg('选中了:'+ data.length + ' 个');
- }
- ,isAll: function(){ //验证是否全选
- var checkStatus = table.checkStatus('idTest');
- layer.msg(checkStatus.isAll ? '全选': '未全选')
- }
- };
-
- $('.demoTable .layui-btn').on('click', function(){
- var type = $(this).data('type');
- active[type] ? active[type].call(this) : '';
- });
- });
-
-
- layer.open({
- title: '在线调试'
- ,content: '可以填写任意的layer代码'
- });
-
-
- script>
-
-
-
- body>
- html>
userManage.js
- let layer,$,table;
- var row;
- layui.use(['jquery', 'layer', 'table'], function(){
- layer = layui.layer
- ,$ = layui.jquery
- ,table = layui.table;
- //初始化数据表格
- initTable();
- //绑定查询按钮的点击事件
- $('#btn_search').click(function(){
- query();
- });
-
- //绑定新增按钮的点击事件
- $('#btn_add').click(function(){
- row=null;
- open('新增');
- });
- });
-
-
- //1.初始化数据表格
- function initTable(){
- table.render({ //执行渲染
- elem: '#tb', //指定原始表格元素选择器(推荐id选择器)
- url: 'user.action?methodName=list', //请求地址
- height: 340, //自定义高度
- loading: false, //是否显示加载条(默认 true)
- cols: [[ //设置表头
- {field: 'id', title: '用户编号', width: 120},
- {field: 'name', title: '用户名', width: 120},
- {field: 'loginName', title: '登录账号', width: 140},
- {field: '', title: '操作', width: 220,toolbar:'#toolbar'},
- ]]
- });
-
-
- //在页面中的
中必须配置lay-filter="tb_goods"属性才能触发属性!!!- table.on('tool(tb)', function (obj) {
- row = obj.data;
- if (obj.event == "edit") {
- open("编辑");
- }else if(obj.event == "del"){
- layer.confirm('确认删除吗?', {icon: 3, title:'提示'}, function(index){
- $.post($("#ctx").val()+'/user.action',{
- 'methodName':'del',
- 'id':row.id
- },function(rs){
- if(rs.success){
- //调用查询方法刷新数据
- query();
- }else{
- layer.msg(rs.msg,function(){});
- }
- },'json');
- layer.close(index);
- });
- }else{
-
- }
- });
-
- }
- //2.点击查询
- function query(){
- // console.log($("#ctx").val());
- table.reload('tb', {
- url: $("#ctx").val()+'/user.action', //请求地址
- method: 'POST', //请求方式,GET或者POST
- loading: true, //是否显示加载条(默认 true)
- page: true, //是否分页
- where: { //设定异步数据接口的额外参数,任意设
- 'methodName':'list',
- 'name':$('#name').val()
- },
- request: { //自定义分页请求参数名
- pageName: 'page', //页码的参数名称,默认:page
- limitName: 'rows' //每页数据量的参数名,默认:limit
- }
- });
- }
-
-
- //3.对话框
- function open(title){
- layer.open({
- type: 2, //layer提供了5种层类型。可传入的值有:0(信息框,默认)1(页面层)2(iframe层)3(加载层)4(tips层)
- title:title,
- area: ['660px', '340px'], //宽高
- skin: 'layui-layer-rim', //样式类名
- content: $("#ctx").val()+'/jsp/system/userEdit.jsp', //书本编辑页面
- btn:['保存','关闭','批量新增'],
- yes: function(index, layero){
- //jquery.find
- //调用子页面中提供的getData方法,快速获取子页面的form表单数据
- let data= $(layero).find("iframe")[0].contentWindow.getData();
- console.log(data);
- //判断title标题
- let methodName="add";
- if(title=="编辑")
- methodName="edit";
- $.post($("#ctx").val()+'/user.action?methodName='+methodName,
- data,function(rs){
- if(rs.success){
- //关闭对话框
- layer.closeAll();
- //调用查询方法刷新数据
- query();
- }else{
- layer.msg(rs.msg,function(){});
- }
- },'json');
- },
- btn2: function(index, layero){
- layer.closeAll();
- },
- btn3: function(index, layero){
- layer.msg("批量新增");
- return false;
- },
- btn4: function(index, layero){
- layer.closeAll("批量新增碎冰冰");
- }
- });
- }
userEdit.js
- let layer,form,$;
- layui.use(['layer','form','jquery'],function(){
- layer=layui.layer,form=layui.form,$=layui.jquery;
- initData();
- });
-
- function initData(){
- console.log(parent.row);
- if(null!=parent.row){
- //因为layui.each内部的逻辑问题导致的所以要先深拷贝一份然后再去val
- //parent.row:表格行对象
- //table的数据在父页面userManager.js
- //点击编辑按钮的时候,当前行赋值给子界面userEdit.jsp
- form.val('user',$.extend({}, parent.row||{}));
- $('#name').attr('readonly','readonly');
- }
- }
-
- function getData(){
- //
- //取 user from中的值
- return form.val('user');
- }
userEdit.jsp
- <%@ page language="java" contentType="text/html; charset=UTF-8"
- pageEncoding="UTF-8"%>
- <%@include file="/common/header.jsp"%>
- html>
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
- <script type="text/javascript" src="${pageContext.request.contextPath }/static/js/system/userEdit.js">script>
- <title>用户新增title>
- head>
- <style>
- .layui-form-select dl{
- max-height:150px;
- }
- style>
- <body>
- <div style="padding:10px;">
- <form class="layui-form layui-form-pane" lay-filter="user">
- <input type="hidden" name="id"/>
- <div class="layui-form-item">
- <label class="layui-form-label">用户名称label>
- <div class="layui-input-block">
- <input type="text" id="name" name="name" autocomplete="off" placeholder="请输入用户名" class="layui-input">
- div>
- div>
- <div class="layui-form-item">
- <label class="layui-form-label">用户角色label>
- <div class="layui-input-block">
- <select name="rid">
- <option value="">---请选择---option>
- <option value="1">管理员option>
- <option value="2">发起者option>
- <option value="3">审批者option>
- <option value="4">参与者option>
- <option value="5">会议管理员option>
- select>
- div>
- div>
- <div class="layui-form-item">
- <label class="layui-form-label">登录账号label>
- <div class="layui-input-block">
- <input type="text" name="loginName" lay-verify="required" placeholder="请输入账号" autocomplete="off" class="layui-input">
- div>
- div>
- <div class="layui-form-item">
- <label class="layui-form-label">登录密码label>
- <div class="layui-input-block">
- <input type="password" name="pwd" placeholder="请输入密码" autocomplete="off" class="layui-input">
- div>
- div>
- form>
- div>
- body>
- html>
-
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原文地址:https://blog.csdn.net/m0_68211831/article/details/125897546