Get Field State
Reads the state of a field and stores it in a variable of type string.
These are possible results:
- "enabled"
 - "disabled"
 - "readonly"
 - "invisible"
 
Fields in the editor
- Name
 - The field to check.
 - Occ
 - Occurrence on the screen (optional).
 - Variable
 - The variable to store the result in.