//Undefined Value func (engine_ *Engine) Undefined() *Value { if engine_.undefinedValue == nil { engine_.undefinedValue = NewValue(engine_, C.V8_Undefined(engine_.self)) } return engine_.undefinedValue }
func (e *Engine) Undefined() *Value { if e._undefined == nil { e._undefined = newValue(C.V8_Undefined(e.self)) } return e._undefined }