Formula
CommonFun.calcBuff_4850
function CommonFun.calcBuff_4850(srcUser, targetUser, a, b, c, d, lv)
if srcUser == nil or targetUser == nil then
return 0
end
local Attr = srcUser:GetProperty(CommonFun.GetAttrName(c))
local A = d
if a <= Attr then
A = A + b
end
return A
end