tidy_set_encoding — Set the input/output character encoding for parsing markup
Sets the encoding for input/output documents.
Possible values for encoding are ascii, latin0, latin1, raw, utf8, iso2022, mac, win1252, ibm858, utf16, utf16le, utf16be, big5 and shiftjis.
Returns TRUE on success or FALSE on failure.
Note: This function is only available in Tidy 1.0. It became obsolete in Tidy 2.0, and thus has been removed.