add substr and length function
commit74d8dfa4b9117e1908d458d31524a93ea192463b
authorMarc Haber <mh+git-nechayev-201001@zugschlus.de>
Thu, 10 Feb 2011 22:36:37 +0000 (10 23:36 +0100)
committerMax Kellermann <max@duempel.org>
Fri, 11 Feb 2011 05:46:32 +0000 (11 06:46 +0100)
treedb9469f900b52f99c3c1050108bcc4ac8079d6f1
parenteda29da09e7ea013cc9a8e6790b12e95550c9f4a
add substr and length function
doc/ferm.pod
src/ferm