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Diffstat (limited to 'apps/aux/strings.scm')
| -rw-r--r-- | apps/aux/strings.scm | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/apps/aux/strings.scm b/apps/aux/strings.scm new file mode 100644 index 0000000..7004721 --- /dev/null +++ b/apps/aux/strings.scm @@ -0,0 +1,12 @@ +;;; Harmonic Flow web site + +(define-module (apps aux strings) + #:export (string-summarize)) + + +(define (string-summarize string n) + "Return an extract of N words from the given STRING." + (let ((words (string-split string #\space))) + (if (<= (length words) n) + string + (string-join (list-head words n) " ")))) |