Re: [PHP] Re: Operand error...

On 8/8/2013 1:56 PM, Karl-Arne Gjersøyen wrote:
> 2013/8/8 Jim Giner <[email protected]>
>
>> On 8/8/2013 1:43 PM, Karl-Arne Gjersøyen wrote:
>>
>>> 2013/8/8 Jim Giner <[email protected]>
>>>
>>>   On 8/8/2013 1:32 PM, Karl-Arne Gjersøyen wrote:
>>>>
>>>>   $oppdater_lager_med_antall_kg = $kg_pa_lager +
>>>>> $kg_fra_transportdokument_inn_****pa_valgt_lager;
>>>>>
>>>>>
>>>>>
>>>>> result:
>>>>> *Fatal error*: Unsupported operand types in *
>>>>> /Users/karl/Sites/kasen/io/kp/****index.php* on line *2970
>>>>>
>>>>>
>>>>> *I have also tried this:
>>>>>
>>>>> $kg_pa_lager += $kg_fra_transportdokument_inn_****pa_valgt_lager;
>>>>>
>>>>>
>>>>> Both of them return this Fatal error.
>>>>> I am using Dreamweaver CS6 and the syntax check in my software say: "No
>>>>> syntax error"
>>>>>
>>>>> What am I doing wrong this time?
>>>>>
>>>>> Thanks for your good advice!
>>>>>
>>>>> Karl
>>>>>
>>>>>    You do a var_dump on each variable to see what type they were defined
>>>>> as.
>>>>>
>>>>
>>>
>>> NULL array(2) { [0]=> string(3) "100" [1]=> string(3) "340" }
>>>
>>>   That is one var. What is the other var?
>
>
> Thank you very much!
> Now I know the error.. One of those variables are NULL! When I fix it I
> think it work!
>
> Karl
>
actually, the null is ok I think.  The array is wrong - you can't 'add' 
an array to a scalar variable, which an integer or null is.