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Date: Tue, 29 Nov 2005 11:49:27 +0100
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Subject: Re: [PHP-DEV] Re: Labeled Breaks (not the G-word)
From: bart@mediawave.nl (Bart de Boer)

I agree.

Although there's aanother thread running about namespaces that are about 
to do something with ':' as well. Watch out that there aren't conflicts?


Ron Korving wrote:
> I agree. Like you I couldn't really care about a 'goto', I'd probably never 
> use it. But labeled breaks would really add something to the language. The 
> current break counters aren't very user friendly if you ask me.
> 
> I'm very much in favor of:
> 
> LABEL: while (cond)
> {
>   ...
>   break LABEL;
>   ...
> }
> 
> I've seen it being mentioned that the 'LABEL' would be appended to the while 
> loop, something like this:
> 
> while (cond)
> {
>   ...
>   break LABEL;
>   ...
> }
> LABEL:
> 
> But I think that's absolutely hideous and looks like a 'goto' (which is most 
> likely why people began talking about adding 'goto' in the first place). If 
> it were up to me (and it's not), 'goto' will not be implemented in any form 
> and the break keyword can refer to numbers and labels and in case of the 
> latter, these would be PREpended to the loop construct.
> 
> Ron
> 
> 
> 
> ""Ford, Mike"" <M.Ford@leedsmet.ac.uk> schreef in bericht 
> news:CDA511FF6152D14E922434CE338CE8BB275842@leedsmet-exch1.leedsmet.ac.uk...
> I'm completely indifferent about goto (in any form), but *PLEASE* can we 
> have labelled break/continue -- something like:
> 
>   LABEL: while (cond):
>     ...
>     break LABEL;
>     ...
>   endwhile;
> 
> or
> 
>   while LABEL (cond):
>     ...
>     break LABEL;
>     ...
>   endwhile;
> 
> or
> 
>   while (cond) LABEL:
>     ...
>     break LABEL;
>     ...
>   endwhile;
> 
> I can't tell you the number of times I've broken my own code by adding or 
> removing an inner loop and failing to notice that a break/continue count 
> needs incrementing/decrementing.  Labelled breaks are a relatively simple 
> addition to the syntax that would improve the programming experience out of 
> all proportion.  Yes it's complete syntactic sugar -- it doesn't do anything 
> you can't currently do, just does it in a much more friendly way -- but 
> incredibly helpful sugar ;)
> 
> Cheers!
> 
> Mike
> 
> ---------------------------------------------------------------------
> Mike Ford,  Electronic Information Services Adviser,
> Learning Support Services, Learning & Information Services,
> JG125, James Graham Building, Leeds Metropolitan University,
> Headingley Campus, LEEDS,  LS6 3QS,  United Kingdom
> Email: m.ford@leedsmet.ac.uk
> Tel: +44 113 283 2600 extn 4730      Fax:  +44 113 283 3211
> 
> 
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