Re: Test variable for falsiness without generating a warning

I would do this

##set($value=true)
#if($value && true == $value)
do stuff
#elseif(!$value || false == $value)
do other stuff

#end


On 05/01/2021 15:40, Christopher Schultz wrote:
> All,
>
> I've got a template where a variable may be either undefined or false 
> (or other values) and I'm specifically trying to determine if it's 
> *false*. My template code looks like this:
>
> #if($value && true == $value)
> do stuff
> #elseif(false == $value)
> do other stuff
> #end
>
> I don't seem to be able to get rid of the warning in the log file if 
> $value is actually null.
>
> Is it possible? Typically, you'd do something like:
>
>
> #if($value)
> stuff when value is defined and/or truthy
> #else
> stuff when value is undefined and/or falsey
> #end
>
> But I'm interested in telling the difference between (boolean) false 
> and 'undefined'.
>
> Any ideas? Or should I just live with the log message? In production, 
> these things don't generate logs, but in development they do. I'd just 
> like to reduce the noise in dev if possible.
>
> -chris
>
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