assoc-objs

DSSSL Library Reference: Part of the Modular DocBook Stylesheet distribution
Prev		Next

assoc-objs

Name

assoc-objs -- Returns a list of the objects in an associative list

Synopsis

(assoc-objs alist)

Description

Returns a list of the objects in an associative list.

alist: The associative list. An associative list is a list of lists where each interior list is a pair of elements.

Example

(assoc-objs (("a" "b") ("c" "d"))) returns ("a" "c")

Author

Norman Walsh, <ndw@nwalsh.com>

Source Code

(define (assoc-objs alist)
  ;; Returns a list of the objects in an associative list
  (let loop ((result '()) (al alist))
    (if (null? al)
	result
	(loop (append result (list (car (car al)))) (cdr al)))))

Prev	Home	Next
match-split-list	Up	assoc