|Parameters||l1 .. ln, n lists.|
|Purpose||Builds a new list which consists of the elements of all the parameter lists joined together.|
|Produces||The new list.|
|Preconditions||Zero or more parameters.|
Each parameter is a list (verified for all but last parameter).
|Postconditions||Does not affect any of the parameters.|
> (append) () > (append (list 'a 'b 'c) (list 1 2)) (a b c 1 2) > (append (list 'a 'b 'c) ()) (a b c) > (append (list 'a) (list 1 2 3) lists) (a 1 2 3 (a b c) (1) (4 2 1 0)) > (append lists lists) ((a b c) (1) (4 2 1 0) (a b c) (1) (4 2 1 0))
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The source was last modified Sun Jan 28 12:29:42 2001.