Returns a 1 if an object is a member of a given class; returns a 0 if it is not. The class_name is one of the values the
SELECT_TYPE function presents, and can be either a type name or a class name.
Format
DB_OF_CLASS (Object Name, Object Class)
Arguments
Object Name | Name of a database object. |
Object Class | Character string (see DB_TYPE). |
Example
The following example changes the color of the object represented by the variable myobject, if the variable is a marker:
if cond=(DB_OF_CLASS(myobject,"marker")) marker attribute marker=(myobject) color=red end