zone.inbox
Syntax
Get a list of zones with extents intersecting a box. The extent is the axis-aligned bounding box of the zone. Specifying b = false indicates that only zones with positions falling in the box are returned.
l - a pointer to the list of zones
vl - lower corner of the box
vu - upper corner of the box
b - intersection specifier
zone.id
zone.isgroup
9.1.13