Hello, Thanks for your answer,

But, I do not work in PHP, I work in LUA.
Have you a grab example in LUA?

Thanks for you help Egregius

But how to get the result of the json query, and how to grab it ?

hello,

I don't speak english very well, so I'am not sure to understand what you realy whant to do.
But if the problem is only du Nil value, why don't make like this:
commandArray = {}

if devicechanged['Sovrum_Temperature'] ~= nil and
devicechanged['Sovrum_Temperature'] > 20 then
commandArray ...

Hello everyone

I want to delete a UserVariable
So I'll use the appropriate Json query.

But this query needs the Idx of UserVariable.

This variable was created with a lua script. So if another script wants to delete it, does not know its id. He only knows his name.

How can I get this Idx with his ...

Hi all

My problem is solved.
I'had made a mistake on my IP.

Thanks a lot GD and all others.

Hi all

I have tried this one:

urlVarName = UrlEncode('MonTest')
commandArray[1]= { ['OpenURL'] = ip -- create variable
..'/json.htm?type=command&param=saveuservariable'
..'&vname='..urlVarName
..'&vtype=2'
..'&vvalue='..'"0"'}

and the result in logs is

2016-08-02 13:58:44.351 Error ...

hi all,

after upgrade, my version is now 3.4834 and otherdevices_idx work fine

thanks a lot all

Hi all,

So my upgrade method might be wrong.
Someone could tell me how to upgrade on raspberry pi II?

Hi GD,
Thanks a lot, I will try this asap

Hi all,
Is there any way to create the user variable in domoticz by lua script ?

Thanks everybody

My version is 2.4351 on raspberry pi
I have upgraded last month

Hi All,

I would get the id of a device, or better I would like to find a device from its id.
How can I do ?
I tried with otherdevices_idx, but the function does not appear in my version.
I'd got this error in logs : 2016-07-26 12:56:27.707 Error: EventSystem: in Tests: Tests.lua:36: attempt to ...