Jquery DataTable date filter not working in client side -

i using jquery datatable in mvc application. want filter data in datatable using date-range. when page loads getting data db. need implement date range filter in 1 column of datatable in client side. have tried below coding date not getting filtered.

html table:

<table border="0" cellspacing="5" cellpadding="5">     <tbody>         <tr>             <td>from date:</td>             <td><input type="text" id="min" name="min"></td>         </tr>         <tr>             <td>to date:</td>             <td><input type="text" id="max" name="max"></td>         </tr>     </tbody> </table>  <table id="billing">     <thead>         <tr>             <th>select</th>             <th>company name</th>              <th>amount</th>             <th>invoice date</th>             <th>status</th>             <th>comments</th>         </tr>     </thead>     <tbody>         @foreach (var item in model)         {             <tr>                 <td><input type="checkbox" value=@item.companyid /></td>                 <td> @item.companyname </td>                  <td> @item.totalamount </td>                 <td> @item.invoicedate </td>                 <td> @item.status </td>                 <td> @item.notes </td>             </tr>         }     </tbody> </table> 

jquery datatable initialize:

<script>  $(document).ready(function () {      $("#min").datepicker();     $("#max").datepicker();      var table = $('#billing').datatable(         {             "alengthmenu": [[5, 10, 20, -1], [5, 10, 20, "all"]],             "idisplaylength": 10         }).columnfilter({             splaceholder: "head",             aocolumns: [null, null, null, { "type": "date-range" }, null, null]          });      // event listener 2 range filtering inputs redraw on input     $('#min, #max').keyup(function () {         table.draw();     }); });  $.fn.datatable.ext.search.push( function (settings, data, dataindex) {     var datemin = $('#min').attr("value");     var datemax = $('#max').attr("value");      datemin = datemin.substring(0, 4) + daterange.substring(5, 7) + daterange.substring(8, 10);     datemax = datemax.substring(13, 17) + daterange.substring(18, 20) + daterange.substring(21, 23);      var date = adata[3];      // remove time stamp out of date     // 2010-04-11 20:48:22 -> 2010-04-11     date = date.substring(0, 10);     // remove "-" characters     // 2010-04-11 -> 20100411     date = date.substring(0, 4) + date.substring(5, 7) + date.substring(8, 10)      // run through cases     if (datemin == "" && date <= datemax) {         return true;     }     else if (datemin == "" && date <= datemax) {         return true;     }     else if (datemin <= date && "" == datemax) {         return true;     }     else if (datemin <= date && date <= datemax) {         return true;     }     // failed     return false; } );  </script>