<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">My sincere apology if this has been discussed before…<div class="">I vaguely remember that a number of years ago, one was able to write something like this:</div><div class=""><br class=""></div><div class=""><i class=""><font face="Courier" class="">some_function( Offset, <<_:Offset/binary-unit:8, Value/binary>> ) -> …</font></i></div><div class=""><br class=""></div><div class="">without (Erlang R21.1) compiler complaining with: <i style="font-family: Courier;" class="">variable Offset unbound</i></div><div class=""><br class=""></div><div class="">Was I dreaming? </div><div class=""><br class=""></div><div class="">Thanks in advance</div><div class=""><br class=""></div><div class="">V/</div><div class=""><br class=""></div></body></html>