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Base 64 code is used in email to encode a sequence of 8-bit bytes as a longer sequence of ASCII graphic characters. It is defined in Internet RFC(7)2045. This section describes the functions for converting to and from this code.
ascii
, eight-bit-control
and
eight-bit-graphic
.
Normally, this function inserts newline characters into the encoded
text, to avoid overlong lines. However, if the optional argument
no-line-break is non-nil
, these newlines are not added, so
the output is just one long line.
base64-encode-region
, an error is signaled if a character in the
string is multibyte.
Normally, this function inserts newline characters into the encoded
text, to avoid overlong lines. However, if the optional argument
no-line-break is non-nil
, these newlines are not added, so
the result string is just one long line.
The decoding functions ignore newline characters in the encoded text.
The decoding functions ignore newline characters in the encoded text.
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