adminlte中数据表格datatable.js中的完整使用方法小案例

妖狐艹你老母 2022-12-26 09:29 345阅读 0赞

想必做过后端的人对数据表格都很熟系，可以说不可缺少，今天就给大家介绍一下用，基本用法，请复制第一个php和js文件，`直接复制就可以使用`，后面还有一个完整的，但是有的外部链接没找到，所以先和大家说一下最基本的表格，好了，请复制下看效果吧

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDc5NzE4Mg_size_16_color_FFFFFF_t_70]

<!DOCTYPE html>
    <html lang="en">
    
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>AdminLTE 3 | DataTables</title>
        
        
        <link rel="stylesheet" type="text/css"
            href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.2/css/bootstrap.css">
        <link rel="stylesheet" href="https://cdn.datatables.net/1.10.22/css/dataTables.bootstrap4.min.css">
    
        <style>
            html,
            body { 
                padding: 30px;
            }
    
            .selected { 
                background-color: rgb(230, 222, 115) !important;
            }
        </style>
    </head>
    
    <body class="hold-transition sidebar-mini">
        <div class="wrapper">
    
            <div class="content">
                <table id="example" class="table table-striped table-bordered table-hover" style="width:100%">
                    <thead>
                        <tr>
                            <th>First name</th>
                            <th>Last name</th>
                            <th>Position</th>
                            <th>Office</th>
                            <th>Start date</th>
                            <th>Salary</th>
                        </tr>
                    </thead>
                </table>
            </div>
    
        </div>
    
        <script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.js"></script>
        <script src="https://cdn.datatables.net/1.10.22/js/jquery.dataTables.min.js"></script>
        <script src="https://cdn.datatables.net/1.10.22/js/dataTables.bootstrap4.min.js"></script>
        <script>
            var timer = null; //延时搜索，
            var timeout = 1000; // 当在搜索时，只有超过间隔时间（1000）才开始搜索
            var url = "./demo.php" //请求地址
            var table = null; //表格
    
            var request = (url, params, method = "GET") => { 
                return new Promise((resolve, reject) => { 
                    $.ajax({ 
                        type: method,
                        url: url,
                        cache: false, //禁用缓存
                        data: params, //传入组装的参数
                        dataType: "json",
                        success: function (result) { 
                            resolve(result);
                        },
                        error: function () { 
                            reject('出错')
                        }
                    });
                })
            }
            // 修改
            function update(me) { 
                var row = table.rows($(me).parents('tr')).data()[0]; // 选中行数的数据
                alert('修改：' + JSON.stringify(row))
            }
            // 删除
            async function del(me) { 
                var row = table.rows($(me).parents('tr')).data()[0]; // 选中行数的数据
                var {  first_name } = row; //这里一般是主键，但是没有传过来的id值，这里就用name替代了
                var param = { 
                    first_name,
                    method: 'del'
                }; //传递的参数，也可以在添加一些判断条件
                var res = await request('./demo.php', param);
                if (res && res.code == 0) {  //判断返回的数据
                    // 这个方法不会调用表格刷新，但是根据判断，已经删除了，所有直接js删除
                    // table.row('.selected').remove().draw( false );//官网方法，但是我还是喜欢自己的方法，为什么，因为刷新花时间
                    $(me).parents('tr').remove();
                    alert('删除成功')
                }
            }
    
            $(document).ready(function () { 
                table = $('#example').DataTable({ 
                    "processing": true,
                    "serverSide": true,
                    ajax: function (data, callback, settings) { 
                        // data - 发送到服务器的参数 
                        // callback - 回调函数 服务器回传的集合应该传给这个回调函数，作为其参数 
                        // settings - DT的配置对象。
                        // console.log(data);
                        if (data.search.value.trim() != '') {  //如果搜索不为空，即点击搜索，但不能时时刷新，需要有一段是时间不操作才刷新
                            clearTimeout(timer)
                            timer = setTimeout(function () { 
                                request(url, data).then(result => { 
                                    callback(result);
                                })
                            }, timeout)
                        } else { 
                            request(url, data).then(result => { 
                                callback(result);
                            })
                        }
                    },
                    // 上面ajax等同于 "ajax": "./demo.html",
                    "columns": [{ 
                        'sTitle': '第一个名字', //在thead中显示，有过原来有thead则替换
                        "data": "first_name",
                        "width": '20%',
                        'render': function (data, type, row) { 
                            // console.log(data); //当前字段的内容
                            // console.log(type);// 数据类型 - 有这些值：filter、display、type、sort
                            // console.log(row); //当前这条数据的所有内容，整个row的数据
                            return "<span style='color:red'>" + data + '</span>';
                        },
                        'class': 'text-center', //添加一个css
                        "orderable": false //此字段不排序，需要注意，前提是不能指定 即下面的order，（默认指定）
                    },
                    {  "data": "last_name", }, 
                    {  "data": "position" }, 
                    {  "data": "office" }, 
                    {  "data": "start_date" },
                    { 
                        'render': function (data, type, row) { 
                            return ` <button type="button" class="btn btn-sm btn-info" οnclick="update(this)">修改</> <button type="button" class="btn btn-sm btn-danger " οnclick="del(this)">删除</button> `;
                        },
                    }
                    ],
                    columnDefs: [{ 
                        'targets': [1, 2, 3, 4],
                        // 'orderable': false// 和 "orderable": false一样，对已经设置了order属性的无效.234为下标
                    }],
                    "language": //把文字变为中文
                    { 
                        "sProcessing": "加载中...",
                        "sLengthMenu": "显示条数： _MENU_ ",
                        "sZeroRecords": "没有匹配结果",
                        "sInfo": "显示第 _START_ 至 _END_ 项结果，共 _TOTAL_ 项",
                        "sInfoEmpty": "显示第 0 至 0 项结果，共 0 项",
                        "sInfoFiltered": "(由 _MAX_ 项结果过滤)",
                        "sInfoPostFix": "",
                        "sSearch": "搜索:",
                        "sUrl": "",
                        "sEmptyTable": "表中数据为空",
                        "sLoadingRecords": "载入中...",
                        "sInfoThousands": ",",
                        "oPaginate": { 
                            "sFirst": "《", //首页
                            "sPrevious": "<", //上一页
                            "sNext": ">", //下一页
                            "sLast": "》" //尾页
                        },
                    },
                    "pagingType": "full_numbers", //显示首页尾页
                    'aLengthMenu': [3, 10, 20, 30], //设置每页显示记录的下拉菜单
                    'bFilter': true, //搜索栏
                    'order': [
                        [1, 'desc'],
                        [2, 'asc'],
                    ], //指定排序，默认0 asc
                    // 'ordering' : false, 禁止排序
                    // "buttons": ["copy", "csv", "excel", "pdf", "print", "colvis"]
                })
                $('#example').
                    on('order.dt', function () { 
                        console.log('排序');
                    }).
                    on('search.dt', function () { 
                        console.log('搜索');
                    }).
                    on('page.dt', function () { 
                        console.log('翻页');
                    }).dataTable();
            });
        </script>
    </body>
    </html>

php

<?php
    // 请求的数据格式
    $data = [
      "draw" => $_GET['draw'],
      "recordsTotal" => 570,//记录总数
      "recordsFiltered" => 60,//过滤后的总记录数
      'get' => $_GET,  //ajax get提交过来的参数，无用，但方便自己观看
      "data" => [["first_name" => "Airi", "last_name" => "Satou", "position" => "Accountant", "office" => "Tokyo", "start_date" => "28th Nov 08", "salary" => "$162,700",], ["first_name" => "Angelica", "last_name" => "Ramos", "position" => "Chief Executive Officer (CEO)", "office" => "London", "start_date" => "9th Oct 09", "salary" => "$1,200,000"], ["first_name" => "Ashton", "last_name" => "Cox", "position" => "Junior Technical Author", "office" => "San Francisco", "start_date" => "12th Jan 09", "salary" => "$86,000"],]
    ];
    $data1 = [
      "draw" => $_GET['draw'],
      "recordsTotal" => 570,
      "recordsFiltered" => 60,
      'get' => $_GET,  //ajax get提交过来的参数，无用，但方便自己观看
      "data" => [["first_name" => "Airi", "last_name" => "Satou", "position" => "Accountant", "office" => "Tokyo", "start_date" => "28th Nov 08", "salary" => "$162,700",], ["first_name" => "Angelica", "last_name" => "Ramos", "position" => "Chief Executive Officer (CEO)", "office" => "London", "start_date" => "9th Oct 09", "salary" => "$1,200,000"], ["first_name" => "Ashton", "last_name" => "Cox", "position" => "Junior Technical Author", "office" => "San Francisco", "start_date" => "12th Jan 09", "salary" => "$86,000"],    ["first_name" => "Airi", "last_name" => "Satou", "position" => "Accountant", "office" => "Tokyo", "start_date" => "28th Nov 08", "salary" => "$162,700",], ["first_name" => "Angelica", "last_name" => "Ramos", "position" => "Chief Executive Officer (CEO)", "office" => "London", "start_date" => "9th Oct 09", "salary" => "$1,200,000"], ["first_name" => "Ashton", "last_name" => "Cox", "position" => "Junior Technical Author", "office" => "San Francisco", "start_date" => "12th Jan 09", "salary" => "$86,000"],    ["first_name" => "Airi", "last_name" => "Satou", "position" => "Accountant", "office" => "Tokyo", "start_date" => "28th Nov 08", "salary" => "$162,700",], ["first_name" => "Angelica", "last_name" => "Ramos", "position" => "Chief Executive Officer (CEO)", "office" => "London", "start_date" => "9th Oct 09", "salary" => "$1,200,000"], ["first_name" => "Ashton", "last_name" => "Cox", "position" => "Junior Technical Author", "office" => "San Francisco", "start_date" => "12th Jan 09", "salary" => "$86,000"],    ["first_name" => "Airi", "last_name" => "Satou", "position" => "Accountant", "office" => "Tokyo", "start_date" => "28th Nov 08", "salary" => "$162,700",], ["first_name" => "Angelica", "last_name" => "Ramos", "position" => "Chief Executive Officer (CEO)", "office" => "London", "start_date" => "9th Oct 09", "salary" => "$1,200,000"], ["first_name" => "Ashton", "last_name" => "Cox", "position" => "Junior Technical Author", "office" => "San Francisco", "start_date" => "12th Jan 09", "salary" => "$86,000"],    ["first_name" => "Airi", "last_name" => "Satou", "position" => "Accountant", "office" => "Tokyo", "start_date" => "28th Nov 08", "salary" => "$162,700",], ["first_name" => "Angelica", "last_name" => "Ramos", "position" => "Chief Executive Officer (CEO)", "office" => "London", "start_date" => "9th Oct 09", "salary" => "$1,200,000"], ["first_name" => "Ashton", "last_name" => "Cox", "position" => "Junior Technical Author", "office" => "San Francisco", "start_date" => "12th Jan 09", "salary" => "$86,000"],]
    ];
    $del = [
      "code" => 0,
      'msg' => "删除成功",
      'data' => []
    ];
    if ($_GET['length'] == 3) { 
      echo json_encode($data, true);
    } elseif($_GET['method'] == 'del'){ 
    
      echo json_encode($del, true);
     
    }  else { 
      echo json_encode($data1, true);
    }

![在这里插入图片描述][20201204140405617.png]

### 简化版js ###

原先的注释太多，如果我自己用的话，还要在修改，所以干脆，自己吧最基本的修改出来，可能修改的表如下

1.  修改js开头var中的变量
2.  columns中的内容，字段不同，内容自然不同
3.  language 修改各种汉字，原先全英文

<!DOCTYPE html>
    <html lang="en">
    
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>数据表格</title>
        <link rel="stylesheet" type="text/css"
            href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.2/css/bootstrap.css">
        <link rel="stylesheet" href="https://cdn.datatables.net/1.10.22/css/dataTables.bootstrap4.min.css">
    
        <style>
            html,
            body { 
                padding: 30px;
            }
    
            .selected { 
                background-color: rgb(230, 222, 115) !important;
            }
        </style>
    </head>
    
    <body class="hold-transition sidebar-mini">
        <div class="wrapper">
    
            <div class="content">
                <table id="example" class="table table-striped table-bordered table-hover" style="width:100%">
                    <thead>
                        <tr>
                            <th>First name</th>
                            <th>Last name</th>
                            <th>Position</th>
                            <th>Office</th>
                            <th>Start date</th>
                            <th>Salary</th>
                        </tr>
                    </thead>
                </table>
            </div>
    
        </div>
    
        <script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.js"></script>
        <script src="https://cdn.datatables.net/1.10.22/js/jquery.dataTables.min.js"></script>
        <script src="https://cdn.datatables.net/1.10.22/js/dataTables.bootstrap4.min.js"></script>
        <script>
            var timer = null; //延时搜索，
            var timeout = 1000; // 当在搜索时，只有超过间隔时间（1000）才开始搜索
            var url = "./demo.php" //请求地址
            var delurl = "./demo.php" //请求地址
            var table = null; //表格
            var request = (url, params, method = "GET") => { 
                return new Promise((resolve, reject) => { 
                    $.ajax({ 
                        type: method,
                        url: url,
                        cache: false, //禁用缓存
                        data: params, //传入组装的参数
                        dataType: "json",
                        success: function (result) { 
                            resolve(result);
                        },
                        error: function () { 
                            reject('出错')
                        }
                    });
                })
            }
            // 修改
            function update(me) { 
                var row = table.rows($(me).parents('tr')).data()[0]; // 选中行数的数据
                alert('修改：' + JSON.stringify(row))
            }
            // 删除
            async function del(me) { 
                var row = table.rows($(me).parents('tr')).data()[0]; // 选中行数的数据
                var {  first_name } = row; //这里一般是主键，但是没有传过来的id值，这里就用name替代了
                var param = {  first_name, method: 'del' }; //传递的参数，也可以在添加一些判断条件
                var res = await request(delurl, param);
                if (res && res.code == 0) {  //判断返回的数据
                    $(me).parents('tr').remove();
                    alert('删除成功')
                }
            }
    
            $(document).ready(function () { 
                table = $('#example').DataTable({ 
                    "processing": true,
                    "serverSide": true,
                    ajax: function (data, callback, settings) { 
                        if (data.search.value.trim() != '') {  //如果搜索不为空，即点击搜索，但不能时时刷新，需要有一段是时间不操作才刷新
                            clearTimeout(timer)
                            timer = setTimeout(function () { 
                                request(url, data).then(result => { 
                                    callback(result);
                                })
                            }, timeout)
                        } else { 
                            request(url, data).then(result => { 
                                callback(result);
                            })
                        }
                    },
                    "columns": [{ 
                        'sTitle': '第一个名字', //在thead中显示，有过原来有thead则替换
                        "data": "first_name",
                        "width": '20%',
                        'render': function (data, type, row) { 
                            return "<span style='color:red'>" + data + '</span>';
                        },
                        'class': 'text-center', //添加一个css
                    },
                    {  "data": "last_name", "orderable": false }, 
                    {  "data": "position" , "orderable": false}, 
                    {  "data": "office", "orderable": false }, 
                    {  "data": "start_date","orderable": false  },
                    { "orderable": false ,
                        'render': function (data, type, row) { 
                            return ` <button type="button" class="btn btn-sm btn-info" οnclick="update(this)">修改</> <button type="button" class="btn btn-sm btn-danger " οnclick="del(this)">删除</button> `;
                        },
                    }
                    ],
    
                    "language": //把文字变为中文
                    { 
                        "sProcessing": "加载中...",
                        "sLengthMenu": "显示条数： _MENU_ ",
                        "sZeroRecords": "没有匹配结果",
                        "sInfo": "第 _START_ - _END_ 项结果，共 _TOTAL_ 项",
                        "sInfoFiltered": "",
                        "sInfoPostFix": "",
                        "sSearch": "搜索:",
                        "sUrl": "",
                        "sEmptyTable": "表中数据为空",
                        "sLoadingRecords": "载入中...",
                        "sInfoThousands": ",",
                        "oPaginate": { 
                            "sPrevious": "<", //上一页
                            "sNext": ">", //下一页
                        },
                    },
                    'aLengthMenu': [3, 10, 20, 30], //设置每页显示记录的下拉菜单
                })
            });
        </script>
    </body>
    </html>

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDc5NzE4Mg_size_16_color_FFFFFF_t_70 1]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDc5NzE4Mg_size_16_color_FFFFFF_t_70]: /images/20221120/0b526f2534894a0da9b0b105af3519db.png
[20201204140405617.png]: /images/20221120/dbee5726d0b947dcbd370ef5135ecc04.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDc5NzE4Mg_size_16_color_FFFFFF_t_70 1]: /images/20221120/dcb4504d3a5e4c74bf8c10ae38d4b717.png