/**
* Returns a capitalized string.
*
* @param Apishka_Templater_Environment $env A Apishka_Templater_Environment instance
* @param string $string A string
*
* @return string The capitalized string
*/
function twig_capitalize_string_filter(Apishka_Templater_Environment $env, $string)
{
$charset = $env->getCharset();
return mb_strtoupper(mb_substr($string, 0, 1, $charset), $charset) . mb_strtolower(mb_substr($string, 1, 2147483647, $charset), $charset);
}