public function validate($input)
 {
     // var_dump($input);
     $using = (int) $input['using'];
     $formNum = (int) $input['formNum'] >= 1 ? (int) $input['formNum'] : 1;
     $arr = array(wp_edvisor_template($this->wp_edvisor_options, $input, 0), 'using' => $using, 'formNum' => $formNum);
     if ($formNum > 1) {
         for ($x = 1; $x < $formNum; $x++) {
             array_push($arr, wp_edvisor_template($this->wp_edvisor_options, $input, $x));
         }
     }
     return $arr;
 }
<?php

/**
 * Provide a admin area view for the plugin
 *
 * This file is used to markup the admin-facing aspects of the plugin.
 *
 * @link       edvisor.io
 * @since      1.0.0
 *
 * @package    Wp_edvisor
 * @subpackage Wp_edvisor/admin/partials
 */
$options = get_option($this->plugin_name);
if ($options == false) {
    $options = array(wp_edvisor_template($this->wp_edvisor_options, $input, 0), 'using' => 0, 'formNum' => 0);
} else {
    $formNum = $options['formNum'];
    $using = $options['using'];
}
// var_dump($options);
?>

<!-- This file should primarily consist of HTML with a little bit of PHP. -->
<div class="wrap">

<h2><?php 
echo esc_html(get_admin_page_title());
?>
</h2>