Structures as Function Arguments

Structures as Function Arguments
You can pass a structure as a function argument in the same way as you pass any other variable or pointer.

Author: pankajpkpj

Structures as Function Arguments

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+#include <stdio.h>
+#include <string.h>
+ 
+struct Books {
+   char  title[50];
+   char  author[50];
+   char  subject[100];
+   int   book_id;
+};
+
+/* function declaration */
+void printBook( struct Books book );
+
+int main( ) {
+
+   struct Books Book1;        /* Declare Book1 of type Book */
+   struct Books Book2;        /* Declare Book2 of type Book */
+ 
+   /* book 1 specification */
+   strcpy( Book1.title, "C Programming");
+   strcpy( Book1.author, "Nuha Ali"); 
+   strcpy( Book1.subject, "C Programming Tutorial");
+   Book1.book_id = 6495407;
+
+   /* book 2 specification */
+   strcpy( Book2.title, "Telecom Billing");
+   strcpy( Book2.author, "Zara Ali");
+   strcpy( Book2.subject, "Telecom Billing Tutorial");
+   Book2.book_id = 6495700;
+ 
+   /* print Book1 info */
+   printBook( Book1 );
+
+   /* Print Book2 info */
+   printBook( Book2 );
+
+   return 0;
+}
+
+void printBook( struct Books book ) {
+
+   printf( "Book title : %s\n", book.title);
+   printf( "Book author : %s\n", book.author);
+   printf( "Book subject : %s\n", book.subject);
+   printf( "Book book_id : %d\n", book.book_id);
+}