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Jquery





step - 1
<link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-datepicker/1.4.1/js/bootstrap-datepicker.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-datepicker/1.4.1/css/bootstrap-datepicker3.css"/>

<style>
    .form-control{float: left;width: 70%;}
.btn{float: left;margin-left: 5px;}
/* For Loading Overlay by CodexWorld */
.container{position: relative;}
.loading-overlay{
    position: absolute;
    left: 0; 
    top: 0; 
    right: 0; 
    bottom: 0;
    z-index: 2;
    background: rgba(255,255,255,0.7);
}
.overlay-content {
    position: absolute;
    transform: translateY(-50%);
     -webkit-transform: translateY(-50%);
     -ms-transform: translateY(-50%);
    top: 50%;
    left: 0;
    right: 0;
    text-align: center;
    color: #555;
}
</style>
<div class="container">
    <h2>Search filter using jquery php</h2>
    <div class="bootstrap-iso">
 <div class="container-fluid">
     <form method="post">
    <div class="form-group pull-left">
        <input type="text" class="search form-control" id="searchInput" placeholder="By Name or Email">
        <input class="form-control" id="date" name="date" placeholder="MM/DD/YYY" type="text"/>
        <input type="button" class="btn btn-primary" value="Search" onclick="getUsers('search',$('#searchInput').val())"/>
    </div>
     </form>
 </div>
    </div>
    <div class="form-group pull-right">
        <select class="form-control" onchange="getUsers('sort',this.value)">
          <option value="">Sort By</option>
          <option value="new">Newest</option>
          <option value="asc">Ascending</option>
          <option value="desc">Descending</option>
          <option value="active">Active</option>
          <option value="inactive">Inactive</option>
        </select>
    </div>
    <div class="loading-overlay" style="display: none;"><div class="overlay-content">Loading.....</div></div>
    <table class="table table-striped">
        <thead>
            <tr>
                <th>Name</th>
                <th>Email</th>
                <th>Phone</th>
                <th>Created</th>
                <th>Status</th>
            </tr>
        </thead>
        <tbody id="userData">
            <?php
                include 'DB.php';
                $db = new DB();
                $users = $db->getRows('users_new',array('order_by'=>'id DESC'));
                if(!empty($users)){ $count = 0;
                    foreach($users as $user){ $count++;
            ?>
            <tr>
                <td><?php echo $user['name']; ?></td>
                <td><?php echo $user['email']; ?></td>
                <td><?php echo $user['phone']; ?></td>
                <td><?php echo $user['created']; ?></td>
                <td><?php echo ($user['status'] == 1)?'Active':'Inactive'; ?></td>
            </tr>
            <?php } }else{ ?>
            <tr><td colspan="5">No user(s) found...</td></tr>
            <?php } ?>
        </tbody>
    </table>
</div>
<script>
    function getUsers(type,val){
    var start_date = $("#date").val();
    $.ajax({
        type: 'POST',
        url: 'getData.php',
        data: 'type='+type+'&val='+val+'&start_date='+start_date,
        beforeSend:function(html){
            $('.loading-overlay').show();
        },
        success:function(html){
            $('.loading-overlay').hide();
            $('#userData').html(html);
        }
    });
}
</script>
<script>
    $(document).ready(function(){
      var date_input=$('input[name="date"]'); //our date input has the name "date"
      var container=$('.bootstrap-iso form').length>0 ? $('.bootstrap-iso form').parent() : "body";
      var options={
        format: 'yyyy-mm-dd',
        container: container,
        todayHighlight: true,
        autoclose: true,
      };
      date_input.datepicker(options);
    })
</script>

Step -2
<?php
include 'DB.php';
$db = new DB();
$tblName = 'users_new';
$conditions = array();
if(!empty($_POST['type']) && !empty($_POST['val'])){
    if($_POST['type'] == 'search'){
        $conditions['search'] = array('name'=>$_POST['val'],'email'=>$_POST['val'],'created'=>$_POST['start_date']);
        $conditions['order_by'] = 'id DESC';
    }elseif($_POST['type'] == 'sort'){
        $sortVal = $_POST['val'];
        $sortArr = array(
            'new' => array(
                'order_by' => 'created DESC'
            ),
            'asc'=>array(
                'order_by'=>'name ASC'
            ),
            'desc'=>array(
                'order_by'=>'name DESC'
            ),
            'active'=>array(
                'where'=>array('status'=>'1')
            ),
            'inactive'=>array(
                'where'=>array('status'=>'0')
            )
        );
        $sortKey = key($sortArr[$sortVal]);
        $conditions[$sortKey] = $sortArr[$sortVal][$sortKey];
    }
}else{
    $conditions['order_by'] = 'id DESC';
}
$users = $db->getRows($tblName,$conditions);
if(!empty($users)){
    $count = 0;
    foreach($users as $user): $count++;
        echo '<tr>';
        echo '<td>'.$user['name'].'</td>';
        echo '<td>'.$user['email'].'</td>';
        echo '<td>'.$user['phone'].'</td>';
        echo '<td>'.$user['created'].'</td>';
        $status = ($user['status'] == 1)?'Active':'Inactive';
        echo '<td>'.$status.'</td>';
        echo '</tr>';
    endforeach;
}else{
    echo '<tr><td colspan="5">No user(s) found...</td></tr>';
}
exit;
step - 3
<?php
/*
 * DB Class
 * This class is used for database related (connect and fetch) operations
 * @author    CodexWorld.com
 * @url       http://www.codexworld.com
 * @license   http://www.codexworld.com/license
 */
class DB{
    private $dbHost     = "localhost";
    private $dbUsername = "root";
    private $dbPassword = "";
    private $dbName     = "ajax";
    
    public function __construct(){
        if(!isset($this->db)){
            // Connect to the database
            $conn = new mysqli($this->dbHost, $this->dbUsername, $this->dbPassword, $this->dbName);
            if($conn->connect_error){
                die("Failed to connect with MySQL: " . $conn->connect_error);
            }else{
                $this->db = $conn;
            }
        }
    }
    
    /*
     * Returns rows from the database based on the conditions
     * @param string name of the table
     * @param array select, where, search, order_by, limit and return_type conditions
     */
    public function getRows($table,$conditions = array()){
        $sql = 'SELECT ';
        $sql .= array_key_exists("select",$conditions)?$conditions['select']:'*';
        $sql .= ' FROM '.$table;
        //echo $sql;
        if(array_key_exists("where",$conditions)){
            $sql .= ' WHERE ';
            $i = 0;
            foreach($conditions['where'] as $key => $value){
                $pre = ($i > 0)?' AND ':'';
                $sql .= $pre.$key." = '".$value."'";
                $i++;
            }
        }
        
        if(array_key_exists("search",$conditions)){
            $sql .= (strpos($sql, 'WHERE') !== false)?'':' WHERE ';
            $i = 0;
            foreach($conditions['search'] as $key => $value){
                $pre = ($i > 0)?' AND ':'';
                $sql .= $pre.$key." LIKE '%".$value."%'";
                $i++;
            }
        }
        //echo $sql;
        if(array_key_exists("order_by",$conditions)){
            $sql .= ' ORDER BY '.$conditions['order_by']; 
        }
        
        if(array_key_exists("start",$conditions) && array_key_exists("limit",$conditions)){
            $sql .= ' LIMIT '.$conditions['start'].','.$conditions['limit']; 
        }elseif(!array_key_exists("start",$conditions) && array_key_exists("limit",$conditions)){
            $sql .= ' LIMIT '.$conditions['limit']; 
        }
        //echo $sql;
        $result = $this->db->query($sql);
        
        if(array_key_exists("return_type",$conditions) && $conditions['return_type'] != 'all'){
            switch($conditions['return_type']){
                case 'count':
                    $data = $result->num_rows;
                    break;
                case 'single':
                    $data = $result->fetch_assoc();
                    break;
                default:
                    $data = '';
            }
        }else{
            if($result->num_rows > 0){
                while($row = $result->fetch_assoc()){
                    $data[] = $row;
                }
            }
        }
        return !empty($data)?$data:false;
    }
}                                    

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