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<?php var_dump(mb_convert_encoding(hex2bin('b1b2b3b4b5'), 'UTF-8', 'JIS')); var_dump(mb_check_encoding(hex2bin('b1b2b3b4b5'), 'JIS'));
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(15) "ｱｲｳｴｵ" bool(true)
Output for 8.0.1 - 8.0.30
string(15) "ｱｲｳｴｵ" bool(false)
preferences:
51.32 ms | 1103 KiB | 4 Q