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<?php $str = 'GRANDE ÁrVORE'; function ucwords_accent($string) { if (mb_detect_encoding($string) === 'UTF-8') { $string = mb_convert_case(utf8_encode($string), MB_CASE_TITLE, 'UTF-8'); } else { $string = mb_convert_case($string, MB_CASE_TITLE, 'UTF-8'); } return $string; } echo ucwords_accent($str); ?>

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