how to select more than one value from a drop down list

In a form,enums provide a way to select one of the many values from a drop down list.But is there any way through which i can select more than one value?
1 answers

You can't store more than 1 value in a enum attribute. You could create more attributes for each extra enum or you could use a reference set selector to associate more than 1 objects to another object.