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Message from discussion remove-if-not, still allowed or considered to be verbotten?
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RG  
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 More options Sep 19 2012, 2:35 am
Newsgroups: comp.lang.lisp
From: RG <rNOSPA...@flownet.com>
Date: Tue, 18 Sep 2012 23:35:56 -0700
Local: Wed, Sep 19 2012 2:35 am
Subject: Re: remove-if-not, still allowed or considered to be verbotten?
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In article <dd3053ee-17fa-42cc-beac-590d45349768@googlegroups.com>,
 Elias Mårtenson <loke...@gmail.com> wrote:

> On Wednesday, 19 September 2012 12:29:20 UTC+8, Teemu Likonen  wrote:
> > RG [2012-09-18 11:26:26 -0700] wrote:

> > > Personally, I think the right name for REMOVE-IF-NOT is FILTER.

> > Personally I wouldn't know if FILTER means REMOVE-IF or REMOVE-IF-NOT.

> If we're talking about a hypothetical rename that will never happen, here's
> another suggestion:

> KEEP-IF

I like FILTER not because its meaning is self-evident but because it's a
universal convention in the functional programming world that filter
means remove-if-not.  But KEEP-IF is good to.

Or we could go with DONT-REMOVE-IF-NOT-NULL.

rg


 
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