TYPO3 CMS Fluid ViewHelper "StripATagsViewHelper", "Strip all anchor tags viewhelper"

StripATagsViewHelper.php

<?php
namespace O10\Theme\ViewHelpers;

/**
 * Removes a tags from the given string
 *
 * ViewHelper initially implemented to use with TYPO3 CMS 6.2.x
 */
class StripATagsViewHelper extends \TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper
{

    /**
     * Disable the escaping interceptor because otherwise the child nodes would be escaped before this view helper
     * can decode the text's entities.
     *
     * @var boolean
     */
    protected $escapingInterceptorEnabled = false;

    /**
     *
     * @param string $value string to format
     * @return mixed
     */
    public function render($value = null)
    {
        if ($value === null) {
            $value = $this->renderChildren();
        }
        if (!is_string($value)) {
            return $value;
        }

        return preg_replace('/<a[^>]+>([^<]+)<\/a>/i', '\1', $value);
    }
}