GetGroupCount( ) Counts the number of members in a particular group
GetGroupCount([group][@category])
Counts the members in the given group (and optional category) and sets the ${GROUPCOUNT} variable to the corresponding value. If no group is specified, the current channel's group is used.
Use SetGroup( ) to assign a call as a member of a particular group.
Always returns 0.
; say the number of callers in the tech-support group
exten => 123,1,GetGroupCount(tech-support)
exten => 123,2,SayNumber(${GROUPCOUNT})