Structures as Function Arguments

#include <iostream> #include <cstring> using namespace std; void printBook( struct Books book ); struct Books { char title[50]; char author[50]; char subject[100]; int book_id; }; int main( ) { struct Books Book1; // Declare Book1 of type Book struct Books Book2; // Declare Book2 of type Book // book 1 specification strcpy( Book1.title, "Learn C++ Programming"); strcpy( Book1.author, "Chand Miyan"); strcpy( Book1.subject, "C++ Programming"); Book1.book_id = 6495407; // book 2 specification strcpy( Book2.title, "Telecom Billing"); strcpy( Book2.author, "Yakit Singha"); strcpy( Book2.subject, "Telecom"); Book2.book_id = 6495700; // Print Book1 info printBook( Book1 ); // Print Book2 info printBook( Book2 ); return 0; } void printBook( struct Books book ) { cout << "Book title : " << book.title <<endl; cout << "Book author : " << book.author <<endl; cout << "Book subject : " << book.subject <<endl; cout << "Book id : " << book.book_id <<endl; }
You can pass a structure as a function argument in very similar way as you pass any other variable or pointer. You would access structure variables in the similar way as you have accessed in the previous example.

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