Re: [lcd4linux] Evaluating conditional expression on strings

[Michael R. <mi...@re...>]

Well, this is probably years ago, but... but... but...

lcd4linux now supports alphanumeric operators, and there are string
operators like 'eq', 'ne', 'gt', ....

it was easy... (as it#s always easy as soon a you think twice about it)


yvecai schrieb:
> I would go for the tilde!
> 
> Michael Reinelt a écrit :
>>> In my example,
>>>     visible xmms(Status)=='Playing'?0:1
>>> desn't work: the conditional test 'a'=='b'?0:1 desn't seem to work if
>>> 'a' and 'b' are strings.
>>
>> You are right: the operators '==' and '<>' are working on numbers only
>> (same as it is in Perl)
>>
>> Adding 'perlish' string tests 'eq' and 'ne' isn't that easy, for the
>> evaluator does not support alphanumeric operator tokens.
>>
>> Hmmm....
>>
>> any ideas anyone? Is there a senseful operator token for string compare?
>>
>> probably the tilde? a ~ b (equal) or a !~ b (not equal) ???
>>
>>
>> bye, Michael
>>
>>
> 
> 
> 

-- 
Michael Reinelt <mi...@re...>
http://home.pages.at/reinelt
GPG-Key 0xDF13BA50
ICQ #288386781