strtolower()
;; Disable Output Buffering output_buffering = Off;; Set HTTP header charset default_charset = EUC-JP;; Set HTTP input encoding conversion to auto mbstring.http_input = auto;; Convert HTTP output to EUC-JP mbstring.http_output = EUC-JP;; Set internal encoding to EUC-JP mbstring.internal_encoding = EUC-JP;; Do not print invalid characters mbstring.substitute_character = none