Online PHP editor | output for LYRJg

<?php mb_internal_encoding('UTF-8'); $value = 'g' . chr(0xa4) .'eld'; var_dump(mb_substitute_character('entity'), mb_convert_encoding($value, 'UTF-8', mb_detect_encoding($value, mb_detect_order(), true), mb_substitute_character()); var_dump(mb_substitute_character('long'), mb_convert_encoding($value, 'UTF-8', 'ISO-8859-15'), mb_substitute_character()); var_dump(mb_substitute_character(0x3013), mb_convert_encoding($value, 'UTF-8', 'ISO-8859-15'), mb_substitute_character()); var_dump(mb_substitute_character('none'), mb_convert_encoding($value, 'UTF-8', 'ISO-8859-15'), mb_substitute_character());