[Pharo-dev] Probably stupid... question about string printString.
nicolas.cellier.aka.nice at gmail.com
Sat Oct 21 16:10:10 EDT 2017
No. nextPutAll: self is not a good solution at all.
Try it, and you'll get foo, not 'foo'.
'foo' printString has exactly 5 letters: $' $f $o $o $' so it does what you
The problem is when you want to print 'foo' printString.
You are in fact doing 'foo' printString printOn: aStream, IOW aStream
nextPutAll: 'foo' printString printString.
2017-10-21 21:12 GMT+02:00 Stephane Ducasse <stepharo.self at gmail.com>:
> Yes this is my point. I was surprised to get ' on the transcript.
> On Sat, Oct 21, 2017 at 7:49 PM, Alistair Grant <akgrant0710 at gmail.com>
> > On Sat, Oct 21, 2017 at 05:28:21PM +0200, Stephane Ducasse wrote:
> >> Hi
> >> I would like to really understand why
> >> 'foo' printString
> >> >>>
> >> '''foo'''
> >> and not why this is not
> >> 'foo'
> >> itself.
> >> Stef
> > I can't comment on the original thinking behind this, but I agree that
> > something like:
> > String>>printOn: aStream
> > "Represent the receiver on the supplied stream"
> > aStream nextPutAll: self
> > would be much better.
> > If we're displaying values such as numbers and strings in a UI, e.g.
> > table, we normally don't want the strings always enclosed in quotes.
> > Cheers,
> > Alistair
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