What's the point of this? , Blizzard's function does the same and it would actually be faster than this
however i hadnt notice yet that blizzard had a similiar func! 
Count Units in a Group
not ratedCounts the number of units in a given group!
Source
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//***************************************************************//
// *//
// For more Jass Functions visit us at http://www.wc3jass.com *//
// *//
//***************************************************************//
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function CountUnitsInAGroup takes group g returns integer
local unit u
local integer i=0
local group g2
set g2=g
set u=FirstOfGroup(g2)
loop
exitwhen g2==null or u==null
if u!=null then
loop
exitwhen u==null or g2==null
set u=FirstOfGroup(g2)
set i=i+1
call GroupRemoveUnit(g2,u)
endloop
else
set i=1
set g2=null
endif
endloop
set u=null
call DestroyGroup(g2)
return i-1
endfunction
Comments
3 however i hadnt notice yet that blizzard had a similiar func! 
What's the point of this? , Blizzard's function does the same and it would actually be faster than this
Oh, after DestroyGroup(g2) add a "set g2 = null". If not the function will still leak.
~Daelin
~Daelin