Librarian comment

Later versions of REBOL have a function called extract, but its purpose is different to this proposal. The built-in extract creates a block from an existing block by extracting every nth entry, eg:

>> extract [1 2 3 4 5 6 7 8] 2
 == [1 3 5 7]

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Comment made by

sunanda on 15-May-2006

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