I find it very handy and use it all the time. Luckily there are LOOP versions for Scheme and Racket as well: http://wiki.call-cc.org/eggref/4/loop http://wiki.

I find it very handy and use it all the time. Luckily there are LOOP versions for Scheme and Racket as well: http://wiki.call-cc.org/eggref/4/loop http://wiki.call-cc.org/eggref/4/loop https://planet.racket-lang.org/display.ss?package=loop.plt&owner=jphelps https://planet.racket-lang.org/display.ss?package=loop.plt&o... LOOP is actually not a CL specific language construct and did not originate there. It was invented by Warren Teitelman for Interlisp. There it was called FOR. From there it was ported/reimplemented and extended to several Lisp dialects.