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The function base64_encode() encodes a file or a raw vector into the
base64 encoding. The function base64_decode() decodes data from the
base64 encoding.
base64_encode(x)base64_decode(x, from = NA)
base64_encode() returns a character string.
base64_decode() returns a raw vector.
For base64_encode(), a raw vector. If not raw, it is assumed
to be a file or a connection to be read via readBin(). For
base64_decode(), a string.
If provided (and x is not provided), a connection or file
to be read via readChar(), and the result will be passed to the
argument x.
xfun::base64_encode(as.raw(1:10))
logo = xfun:::R_logo()
xfun::base64_encode(logo)
xfun::base64_decode("AQIDBAUGBwgJCg==")
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