Online PHP editor | refs for 6H2vv

<?php class utils { public static function replace_unicode_escape_sequence($str) { return preg_replace_callback('/\\\\u([0-9a-f]{4})/i', function ($match) { return mb_convert_encoding(pack('H*', $match[1]), 'latin1', 'UCS-2BE'); }, $str); } } header('Content-Type: text/plain; charset=latin1'); $str = '{"name":"F\u00f6retag: Betalning"}'; echo utils::replace_unicode_escape_sequence(mb_convert_encoding($str, 'HTML-ENTITIES', 'UTF-8'));