Differentiate constructors and selectors?

1.	Differentiate constructors and selectors?
Answer» Constructors are functions that build the abstract data type. Selectors are functions that retrieve information from the data type. To create a city object, you’d use a function like city = makecity (name, lat, Ion) To extract the information of a city object, you would use functions like getname (city)

Answer»

Constructors are functions that build the abstract data type. Selectors are functions that retrieve information from the data type.

To create a city object, you’d use a function like

city = makecity (name, lat, Ion)

To extract the information of a city object, you would

use functions like

getname (city)

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