<?php
use phpformbuilder\Form;
session_start();
include_once '../../phpformbuilder/Form.php';
$json = json_decode($_POST['data']);
foreach ($json as $var => $val) {
    ${$var} = $val;
}

$form = new Form('fg-element', 'horizontal');
if (!empty($helper)) {
    $form->addHelper($helper, $name);
}
if (empty($label)) {
    $form->setCols(0, 12);
}
$form->addTextarea($name, $value, $label, $attr);
echo $form->html;