How To Write Apex Class in Salesforce | Apex Class for Beginners

                  In this post, we will see How To Write Apex Class in Salesforce | Apex Class for Beginners.

Program Code: (class Calc)

public class Calc {

    

    public double result;

    

    public double add(integer x, integer y)

    {

        result=x+y;

        return result;   

    }

    

    public double sub(integer x, integer y)

    {

        result=x-y;

        return result;   

    }

}

Program Code: (code in Anonymous Window)

Calc c=new Calc();

double res;

res=c.add(3,5);

system.debug('Addition='+res);

res=c.sub(3,5);

system.debug('Difference='+res);