BOM (byte order mark)

The byte order mark (BOM) is a magic number (header) (Unicode character, U+FEFF BYTE ORDER MARK (BOM)]] It is not a character, but a byte sequence at the beginning of the file. It can be found at the start of a text file and indicates * The byte order, or endianness, of the text file * The fact that the text stream's encoding is Unicode, to a high level of confidence; * Which Unicode encoding the text stream is encoded as. ===== Articles Related =====

===== Library ===== <note important>If you pass a character set to a file reader, you don't need to handle the BOM''.</note>

• https://github.com/gpakosz/UnicodeBOMInputStream

Documentation / Reference

• Byte_order_mark
• BOM in Apache common CSV
• CSVFormat.EXCEL.parse should handle byte order marks