public bool Create(Product product)
{
bool added = products.Add(product);
serializer?.WriteProducts(products); //Null-conditional Operator
return(added);
}
public bool Create(Product product)
{
//Set can't store duplicates. Need to override Equals and GetHashCode
bool added = products.Add(product);
if (serializer != null)
{
serializer.WriteProducts(products);
}
return(added);
}