Range or Enumeration to resource

[pablemartin]

Hello!

Is there the possibility of set range to a resource value?

In the definition of resource of oma they say: page 4
https://iab.org/wp-content/IAB-uploads/2016/03/OMA_LightweighM2M_Resource_Model_Summary.pdf

If the resource is string, I need to extend the length for defect of the value.