bungalally:
Does anyone have any examples for this kind of coding
This is an example of base and derived classes:
// abstract base class
class baseClass
{
public:
virtual int foo (const int bar) = 0;
}; // end of baseClass
// derived class 1
class buttonClass : baseClass
{
public:
virtual int foo (const int bar)
{
return bar * 2;
}
}; // end of buttonClass
// derived class 2
class switchClass : baseClass
{
public:
virtual int foo (const int bar)
{
return bar * 3;
}
}; // end of switchClass
void setup ()
{
Serial.begin (115200);
// baseClass a; // <-- error, you can't make an instance of an abstract class
buttonClass b;
switchClass c;
Serial.println (b.foo (5));
Serial.println (c.foo (8));
} // end of setup
void loop () {}
Output:
10
24