9.4 Logical Operators

Operators that join logical statements, e.g. where a rule for joining a recipe says that “this must be true” and “that must be true”. Some examples of these operators can be found in section 4.5.1 (How to automatically link a recipe to an element).

and	The result is true only when both sides are true. For example, if a slab thickness must be at least 250mm thick and have an area of at least 10m2: slab.thickness >= 250mm and slab.area >= 10
or	The result is true if at least one side is true. For example, if a room name is either “Utility” or “Storage”: zone.name = “Utility” or zone.name = “Storage”