[squeak-dev] Re: [Vm-dev] Re: [Pharo-project] About ~= and ~~

Eliot Miranda eliot.miranda at gmail.com
Wed Oct 12 20:20:58 UTC 2011

On Wed, Oct 12, 2011 at 1:19 PM, Colin Putney <colin at wiresong.com> wrote:

> On Wed, Oct 12, 2011 at 1:16 PM, Eliot Miranda <eliot.miranda at gmail.com>
> wrote:
> > People avoid it because of performance.  But I much prefer foo ~~ bar
> ifTrue: than foo == bar ifFalse:.  So I suspect/hope dynamic frequency will
> grow as people find its not such a performance issue any more.
> Well, no accounting for taste, I guess. I'd avoid it because I much
> prefer foo == bar iFalse:

But why, if it doesn't express intent directly?  It's cognitively more
difficult.  You have to negate to get the intent.

> Colin

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