Hello
I thank you for this answer I will try, I think your explanation will be enough for it to work
Thank you again for your help

Hello everyone I start in the LUA coding, I have a contact to which I try a code it is to display a text in a virtual device, I simply copied the following code: - Lighting Entry Light. commandArray = {} if (devicechanged ['tank']) then commandArray [ 'tank'] = 'On' print ('Ignition') http: //192 ...