Simple Inheritance : Class hierarchy : Class C# Examples


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Simple Inheritance









    
using  System;

class  Employee
{
        public  Employee(string  name,  float  billingRate)
        {
                this.name  =  name;
                this.billingRate  =  billingRate;
        }
        
        public  float  CalculateCharge(float  hours)
        {
                return(hours  *  billingRate);
        }
        
        public  string  TypeName()
        {
                return("Employee");
        }
        
        private  string  name;
        protected  float  billingRate;
}

class  Manager:  Employee
{
        public  Manager(string  name,  float  billingRate)  :  base(name,  billingRate)
        {
        }
        public  new  float  CalculateCharge(float  hours)
        {
                if  (hours  <  1.0F)
                hours  =  1.0F;
                return(hours  *  billingRate);
        }

        public  new  string  TypeName()
        {
                return("Civil  Employee");
        }
}
class  Test
{
        public  static  void  Main()
        {
                Employee        e  =  new  Employee("A",  15.50F);
                Manager        c  =  new  Manager("B",  40F);
                
                Console.WriteLine("{0}  charge  =  {1}",
                e.TypeName(),
                e.CalculateCharge(2F));
                Console.WriteLine("{0}  charge  =  {1}",
                c.TypeName(),
                c.CalculateCharge(0.75F));
        }
}
    
   
  
   



Output

Employee charge = 31
Civil Employee charge = 40


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