[erlang-questions] What atom name to represent a null value

Seven Du <>
Fri Feb 26 06:40:15 CET 2010


doesn't matter, you can use anything, it's only an atom which has no
special meaning, however, "undefined" is kind of common.

2010/2/26 Nikolas Bowe <>:
> I think its because the default value for record fields is 'undefined'
>
>
> caio ariede wrote:
>>
>> Right.
>>
>> It is defined in somewhere? Some documentation?
>>
>> Or just in common sense?
>>
>> Thanks
>>
>> Caio Ariede
>> http://caioariede.com/
>>
>>
>> On Thu, Feb 25, 2010 at 9:29 PM, Jayson Vantuyl <> wrote:
>>
>>
>>>
>>> undefined is the standard one.  Although I've used none, null, and nil
>>> before (in different situations).
>>>
>>> On Feb 25, 2010, at 4:20 PM, caio ariede wrote:
>>>
>>>
>>>>
>>>> I already saw some people using "undef", but I want to know what name is
>>>> commonly used (if there is).
>>>>
>>>> Caio Ariede
>>>> http://caioariede.com/
>>>>
>>>>
>>>> On Thu, Feb 25, 2010 at 9:14 PM, David Lloyd <>
>>>>
>>>
>>> wrote:
>>>
>>>>>
>>>>> Why couldn't you use "null"?
>>>>>
>>>>> DSL
>>>>>
>>>>> -----Original Message-----
>>>>> *From*: caio ariede <<
>>>>>
>>>
>>>
>>> caio%20ariede%20%<caio%2520ariede%2520%>
>>> %3e>
>>>
>>>>>
>>>>> *To*: erlang-questions <<
>>>>>
>>>
>>>
>>> erlang-questions%20%<erlang-questions%2520%>
>>> %3e>
>>>
>>>>>
>>>>> *Subject*: [erlang-questions] What atom name to represent a null value
>>>>> *Date*: Thu, 25 Feb 2010 21:13:34 -0300
>>>>>
>>>>> In common sense, what atom name can I use to better represent null
>>>>>
>>>
>>> values?
>>>
>>>>>
>>>>> Thanks.
>>>>>
>>>>> Caio Ariedehttp://caioariede.com/
>>>>>
>>>>>
>>>>>
>>>>>
>>>
>>> --
>>> Jayson Vantuyl
>>> 
>>>
>>>
>>> ________________________________________________________________
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>>
>>
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