map over bitstring

rgowka1 rgowka1@REDACTED
Thu Oct 21 21:56:12 CEST 2010

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Hi -

How do I map a function over a bitstring without converting into string or list.

For example - how can I replace << "a" >> with << "X" >> and any other
character to << "Y" >>??

InBin = << "abcaa" >>

OutBin = << "XYYXX" >>

thanks.

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