friend function in cpp

Author: anishsingh20

FriendFunction.cpp

@@ -0,0 +1,43 @@
+//friend function
+#include<iostream>
+#include<string>
+
+using namespace std;
+
+void display(); //function prototype
+
+class Human {
+	private: //private attr of the class
+		int age;
+		int salary;
+		string name;
+	public:
+		Human(int iage,int isal,string iname) {
+			age=iage;
+			salary=isal;
+			name=iname;
+		}
+	void tell(){
+		cout<<age<<salary<<endl<<name<<endl;
+	}
+		
+	friend void display(Human *anish); //friend function of class Human which can access the private and protected attr and methods of the class Human	
+	//friend function takes class object as argument
+
+};
+
+//friend function defination
+void display(Human *anish) {
+	
+	cout<<"name: " <<anish->name<<","<<"salary : "<<anish->salary<<", "<<"age:"<<anish->age<<endl;
+}
+
+
+int main() {
+	
+	Human *obj=new Human(20,2004444,"Anish Singh Walia");
+	display(obj);
+	
+return 0;
+	
+}

StaticClass.cpp

@@ -37,7 +37,7 @@ int main () {
 
 	Human :: totalHuman(); 
 	//can access static variables and methods without using an object of class.
-	cout<<Human :: scount; 
+	cout<< Human :: scount; 
 
 
 return 0;