<script type="text/javascript">
    function printParking(parking_url)
    {
      $.ajax({
        url: parking_url,
        type: 'get',
        success:function(response) {
          var mywindow = window.open('', 'PrintWindow', 'height=400,width=600');
          mywindow.document.write(response);
          mywindow.document.close();
          mywindow.focus();
        setTimeout(function(){
             mywindow.print();
            mywindow.close();
        },300);


        }
      })
    }
</script>

<a onclick="printParking('<?php echo base_url('parking/printInvoice/'.$v['parking']['id']); ?>')" class="btn btn-default"><i class="fa fa-print"></i> Imprimir Ticket</a>

<?php if($this->session->flashdata('success')): ?>
            <div class="alert alert-success alert-dismissible" role="alert">
              <button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>
              <?php echo $this->session->flashdata('success'); ?>
            </div>
<?php endif; ?>