位元組順序記號（英語：byte-order mark，BOM）是位於碼點 U+FEFF 的統一碼字元的名稱。當以UTF-16或UTF-32來將UCS/統一碼字元所組成的字串編碼時， ... ... <看更多>

The byte order mark (BOM) is a Unicode character( U+FEFF ) at the start of a text stream/file to signify the endianness and encoding used to a high level of ... ... <看更多>

UTF-8 gives a strict definition for the order of the bytes that encode a character. No variation between computing platforms is allowed. ... <看更多>

M-x set-buffer-file-coding-system , hit TAB to get a completion list, select encoding you desire (one without BOM), then save the file. ... <看更多>