通过使用 columns.dataDT 选项用于告诉Datatables找到每一列的数据源对象中对应的属性。

下面例子的数据模型如下:
{ "name": "Tiger Nixon", "position": "System Architect", "salary": "$3,120", "start_date": "2011/04/25", "office": "Edinburgh", "extn": "5421" }

NamePositionOfficeExtn.Start dateSalary
NamePositionOfficeExtn.Start dateSalary
Airi SatouAccountantTokyo54072008/11/28$162,700
Angelica RamosChief Executive Officer (CEO)London57972009/10/09$1,200,000
Ashton CoxJunior Technical AuthorSan Francisco15622009/01/12$86,000
Bradley GreerSoftware EngineerLondon25582012/10/13$132,000
Brenden WagnerSoftware EngineerSan Francisco13142011/06/07$206,850
Brielle WilliamsonIntegration SpecialistNew York48042012/12/02$372,000
Bruno NashSoftware EngineerLondon62222011/05/03$163,500
Caesar VancePre-Sales SupportNew York83302011/12/12$106,450
Cara StevensSales AssistantNew York39902011/12/06$145,600
Cedric KellySenior Javascript DeveloperEdinburgh62242012/03/29$433,060
Showing 1 to 10 of 57 entries
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$(document).ready(function() {
    $('#example').DataTable( {
        "ajax": "data/objects.txt",
        "columns": [
            { "data": "name" },
            { "data": "position" },
            { "data": "office" },
            { "data": "extn" },
            { "data": "start_date" },
            { "data": "salary" }
        ]
    } );
} );
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<table id="example" class="display" cellspacing="0" width="100%">
        <thead>
            <tr>
                <th>Name</th>
                <th>Position</th>
                <th>Office</th>
                <th>Extn.</th>
                <th>Start date</th>
                <th>Salary</th>
            </tr>
        </thead>
 
        <tfoot>
            <tr>
                <th>Name</th>
                <th>Position</th>
                <th>Office</th>
                <th>Extn.</th>
                <th>Start date</th>
                <th>Salary</th>
            </tr>
        </tfoot>
    </table>

http://datatables.net/examples/ajax/objects.html

Translation from DataTables.net, with permission