Function: root_members

Syntax

root_members ({<group>})

Type

epointer

Returns

An array of top level entities within a group. The number of values returned is determined by the current size of the group.

Parameters

• <group>
  The group being queried. This may be a permanent group (a group identifier), or a temporary group (the result of a group expression). If omitted, the these group is queried. Compound sub-entities are ignored and their parents returned instead.

Examples

Returns the top level entities of the these group.

epointer ep[] = root_members()

Returns the top level entities of a permanent group a.

group a
ep = root_members(a)

Returns the top level entities of a group expression, all arc entities within group a.

ep = root_members(a%arc_filter)

See Also