Mega Code Archive
The finished C# statement Help system that processes multiple requests
<![CDATA[
/*
C# A Beginner's Guide
By Schildt
Publisher: Osborne McGraw-Hill
ISBN: 0072133295
*/
/*
Project 3-3
The finished C# statement Help system
that processes multiple requests.
*/
using System;
public class Help3 {
public static void Main() {
char choice;
for(;;) {
do {
Console.WriteLine("Help on:");
Console.WriteLine(" 1. if");
Console.WriteLine(" 2. switch");
Console.WriteLine(" 3. for");
Console.WriteLine(" 4. while");
Console.WriteLine(" 5. do-while");
Console.WriteLine(" 6. break");
Console.WriteLine(" 7. continue");
Console.WriteLine(" 8. goto\n");
Console.Write("Choose one (q to quit): ");
do {
choice = (char) Console.Read();
} while(choice == '\n' | choice == '\r');
} while( choice < '1' | choice > '8' & choice != 'q');
if(choice == 'q') break;
Console.WriteLine("\n");
switch(choice) {
case '1':
Console.WriteLine("The if:\n");
Console.WriteLine("if(condition) statement;");
Console.WriteLine("else statement;");
break;
case '2':
Console.WriteLine("The switch:\n");
Console.WriteLine("switch(expression) {");
Console.WriteLine(" case constant:");
Console.WriteLine(" statement sequence");
Console.WriteLine(" break;");
Console.WriteLine(" // ...");
Console.WriteLine("}");
break;
case '3':
Console.WriteLine("The for:\n");
Console.Write("for(init; condition; iteration)");
Console.WriteLine(" statement;");
break;
case '4':
Console.WriteLine("The while:\n");
Console.WriteLine("while(condition) statement;");
break;
case '5':
Console.WriteLine("The do-while:\n");
Console.WriteLine("do {");
Console.WriteLine(" statement;");
Console.WriteLine("} while (condition);");
break;
case '6':
Console.WriteLine("The break:\n");
Console.WriteLine("break;");
break;
case '7':
Console.WriteLine("The continue:\n");
Console.WriteLine("continue;");
break;
case '8':
Console.WriteLine("The goto:\n");
Console.WriteLine("goto label;");
break;
}
Console.WriteLine();
}
}
}
]]>