Html Grid

Set the filterable property of the jqxGrid. Author: http://jqwidgets.com

HTML

<script src="https://jqwidgets.com/public/jqwidgets/jqx-all.js"></script>
<link rel="stylesheet" href="https://jqwidgets.com/public/jqwidgets/styles/jqx.base.css">
<link rel="stylesheet" href="https://jqwidgets.com/public/jqwidgets/styles/jqx.energyblue.css">
<script src="https://jqwidgets.com/jquery-widgets-demo/demos/jqxgrid/generatedata.js"></script>
<div id="jqxgrid"></div>

JavaScript

var data = [
    {
        "firstname":"value1",
        "lastname":"value2"
    },
    {
        "firstname":"value3", 
        "lastname": null
    },
    {
        "firstname":"value4", 
        "lastname": "value5"
    }
]
 var source = {
     localdata: data,
     datafields: [{
         name: 'firstname',
         type: 'string'
     }, {
         name: 'lastname',
         type: 'string'
     }],
     datatype: "array"
 };

 var adapter = new $.jqx.dataAdapter(source);
 $("#jqxgrid").jqxGrid({
     width: 500,
     theme: 'energyblue',
     filterable: true,
     //showfilterrow: true,
     source: adapter,
     sortable: true,
     columns: [{
         text: 'First Name',
         datafield: 'firstname',
         width: 90
     }, {
         text: 'Last Name',
         datafield: 'lastname',
         width: 90
     }]
 });