fluid-let was also in the old PC Scheme from TI back in the 80s. I personally used fluid bindings in PC Scheme in much the same way I use parameters in PLT Scheme.<br><br><div class="gmail_quote">On Sun, Feb 17, 2008 at 10:33 PM, Eli Barzilay <<a href="mailto:eli@barzilay.org">eli@barzilay.org</a>> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">It's still in the `mzscheme' language, just not in `scheme'. I don't<br>
know exactly why Matthew took it out -- but personally, my question<br>
used to be "why *is* fluid-let in mzscheme?"...<br>
<div class="Ih2E3d"><br>
<br>
On Feb 17, Michael Vanier wrote:<br>
> Why is fluid-let gone in v4?<br>
><br>
> Mike<br>
><br>
> Eli Barzilay wrote:<br>
> > On Feb 17, Grant Rettke wrote:<br>
> >> On Feb 17, 2008 9:52 PM, Eli Barzilay <<a href="mailto:eli@barzilay.org">eli@barzilay.org</a>> wrote:<br>
> >>> Yes -- it's a convention that comes from Chez.<br>
> >> Chez has a lot of influence?<br>
> ><br>
> > It has some influence on PLT in several places. (Like having a<br>
> > `fluid-let', or allowing () to evaluate to the empty list. (Both gone<br>
> > in v4.))<br>
<br>
</div><div class="Ih2E3d">--<br>
((lambda (x) (x x)) (lambda (x) (x x))) Eli Barzilay:<br>
<a href="http://www.barzilay.org/" target="_blank">http://www.barzilay.org/</a> Maze is Life!<br>
_________________________________________________<br>
</div><div><div></div><div class="Wj3C7c"> For list-related administrative tasks:<br>
<a href="http://list.cs.brown.edu/mailman/listinfo/plt-scheme" target="_blank">http://list.cs.brown.edu/mailman/listinfo/plt-scheme</a><br>
</div></div></blockquote></div><br>