calcDamage / calcBuff explorer

function CommonFun.calcBuff_100110(srcUser, targetUser, a, b, c, d, lv)
  if srcUser == nil or targetUser == nil then
    return 0
  end
  local skill_lv1 = srcUser:GetLernedSkillLevel(a)
  local skill_lv2 = srcUser:GetLernedSkillLevel(b)
  local A = (skill_lv1 + skill_lv2) * c + d
  return A
end