On 03/09/2007 11:26 AM, Stefan Hornburg wrote: > Carl Bailey wrote: >> We found what we believe to be a fault in the [either] coretag. >> >> We used the following code on a page: >> [either][cgi idxnum][or]0[/either] >> When the cgi value is absent this tag returns nothing -- a null >> string, rather than the desired '0' character. >> >> The reason for this is that the either coretag splits its body on >> "[or]" and interpolates each chunk in turn, removes leading and >> trailing spaces from the result and returns the first "true" result. >> However in determining what to return, it uses the statement "return >> $result if $result;" Obviously when $result = '0', this fails to >> return anything. > > Therefore the last statement in the tag should be: > > return $result if $result =~ /\S/; So what if the first result is "0"? it would still return it. And I don't think this addresses the problem that was originally stated either. return $result if $result is the right way to do it, but there needs to be a way to return the last result in the loop if all tests fail. Peter _______________________________________________ interchange-users mailing list suppressed http://www.icdevgroup.org/mailman/listinfo/interchange-users
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