'宣言 Protected Overrides Function Evaluate( _ ByVal numberStack As UltraCalcNumberStack, _ ByVal argumentCount As Integer _ ) As UltraCalcValue
protected override UltraCalcValue Evaluate( UltraCalcNumberStack numberStack, int argumentCount )
UltraCalcFunctionIsNonText クラス UltraCalcFunctionIsNonText メンバ