OpenEuphoria

Re: Exiting multiple loop constructs

• Posted by Jeremy Cowgar <jeremy at c?wgar.?om> May 14, 2008
• 1232 views

Derek Parnell wrote:
> 
> 
> Ok, I see what you mean, namely that the concept of a 'label' is that it is
> an optional component of the 'loop' statement, and not a statement in its own
> right. Fair enough, I'll stay within that boundary (for now).
> 
> 
> Do the parsing rules mean that this below would be valid ...
> }}}
<eucode>
> while 1 label :top: do
> </eucode>
{{{


I tried, that works fine.
 
> In other words, the symbol used to name a label can contain any character
> except
> whitespace and cannot start with either a digit or '#' or '--'. So it would
> be okay (if not a bit over-the-top) to have ...
> 
> }}}
<eucode>
>    while true 
>      label &&MAIN-PROCESSING-BLOCK: 
>    do
>      . . . 
>    end while
> </eucode>
{{{


I tried that too. It works also.

Also:

while 1
  label 25
do
 . . .
end while

Works too, although, please do not use it ... The key is it must not contain
a space.

--
Jeremy Cowgar
http://jeremy.cowgar.com