Mega Code Archive
Demonstrate a structure
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/*
C#: The Complete Reference
by Herbert Schildt
Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/
// Demonstrate a structure.
using System;
// Define a structure.
struct Book {
public string author;
public string title;
public int copyright;
public Book(string a, string t, int c) {
author = a;
title = t;
copyright = c;
}
}
// Demonstrate Book structure.
public class StructDemo1 {
public static void Main() {
Book book1 = new Book("Herb Schildt",
"C# A Beginner's Guide",
2001); // explicit constructor
Book book2 = new Book(); // default constructor
Book book3; // no constructor
Console.WriteLine(book1.title + " by " + book1.author +
", (c) " + book1.copyright);
Console.WriteLine();
if(book2.title == null)
Console.WriteLine("book2.title is null.");
// now, give book2 some info
book2.title = "Brave New World";
book2.author = "Aldous Huxley";
book2.copyright = 1932;
Console.Write("book2 now contains: ");
Console.WriteLine(book2.title + " by " + book2.author +
", (c) " + book2.copyright);
Console.WriteLine();
// Console.WriteLine(book3.title); // error, must initialize first
book3.title = "Red Storm Rising";
Console.WriteLine(book3.title); // now OK
}
}
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