Controller folder has 2 pages :
1) Track_wl.php
2) Trac_wl_hist.php

View folder has 2 pages :
1) track_wl.php
2) trac_wl_hist.php
2) trac_wl_add.php

asset/js folder has bootstrap-fullscreen-select.min.js
secure/inc_footer.php has :
<script src="<?php echo $this->common->auto_version(base_url('assets/admin/js/bootstrap-fullscreen-select.js')); ?>"></script>

asset/css folder has bootstrap-fullscreen-select.css
secure/inc_header.php has :
<link href="<?php echo $this->common->auto_version(base_url('assets/admin/css/bootstrap-fullscreen-select.css')); ?>" rel="stylesheet">

application/libaray/commond.php file has the code :
function secondsToTime($seconds) { $secondsInAMinute = 60; $secondsInAnHour = 60 * $secondsInAMinute; $secondsInADay = 24 * $secondsInAnHour; // Extract days $days = floor($seconds / $secondsInADay); // Extract hours $hourSeconds = $seconds % $secondsInADay; $hours = floor($hourSeconds / $secondsInAnHour); // Extract minutes $minuteSeconds = $hourSeconds % $secondsInAnHour; $minutes = floor($minuteSeconds / $secondsInAMinute); // Extract the remaining seconds $remainingSeconds = $minuteSeconds % $secondsInAMinute; $seconds = ceil($remainingSeconds); // Format and return $timeParts = []; $sections = [ 'day' => (int)$days, 'hour' => (int)$hours, 'minute' => (int)$minutes, 'second' => (int)$seconds, ]; foreach ($sections as $name => $value){ if ($value > 0){ $timeParts[] = $value. ' '.$name.($value == 1 ? '' : 's'); } } return implode(', ', $timeParts); }