How to make Dynamic Slider in php

<div class="slider-area">

   <div id="slider">
      <?php  
         $sqlidata1="SELECT * FROM `add_slider` WHERE `is_active` ='1'";
         $countquery1=mysqli_query($conn,$sqlidata1);
         $count=0;
         while($datafact1=mysqli_fetch_array($countquery1)){
             $sliderimage1= $datafact1['slider_image'];
             $count=$count+1;
         ?>
      <img src="admin/sliderimage/<?php echo $sliderimage1;?>" alt="slider-img" title="#caption<?php echo $count; ?>" />
      <?php } ?>
   </div>
   <?php  
      $sqlislider="SELECT * FROM `add_slider` WHERE `is_active` ='1'";
      $countslider=mysqli_query($conn,$sqlislider);
          $slidercount=0;
          while($dataslider=mysqli_fetch_array($countslider)){
               $slider_title=$dataslider['slider_title'];
               $slider_description=$dataslider['slider_description'];
               $slider_button_link=$dataslider['slider_button_link'];
               $slider_image=$dataslider['slider_image'];
              $slidercount=$slidercount+1;
      ?>
   <div class="nivo-html-caption" id="caption<?php echo $slidercount;?>" >
      <div class="container">
         <div class="row">
            <div class="col-lg-12">
               <div class="slider-text wow fadeInDownBig" data-wow-delay=".5s" >
                  <h1>Now Shipping!</h1>
                  <h2><?php  echo $slider_title; ?></h2>
                  <p><?php echo $slider_description; ?><br /><span>Order now</span> & be ready too.</p>
                  <a href="<?php echo $slider_button_link;?>"><i class="fa fa-shopping-cart"></i>buy now</a>
               </div>
            </div>
         </div>
      </div>
   </div>
   <?php } ?>
</div>
<!-- slider-area-end -->

How to make Dynamic Slider in php ?
firstly open php tag <?php ?>, write a code in side of php tag.
and put this code and change your variable name. 
it working code