If you don’t implement a constructor, the compiler will implictly create a default constructor if the class needs a constructor. So it depends on what you’re really asking. If you’re asking if you can write a class without explicitly creating a user defined constructor, yes you can do that.
Read moreWhat if we dont use constructor?
you wouldn’t be able to create objects/instances of classes , basically: you would only be able to use primitive datatypes. Even you don’t write any constructor, a default constructor exists there. So you can still create objects without passing any parameters.
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