в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

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2010-05-26T12:14:33Z

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==How to read a character entered using the keyboard==

<source lang="csharp">class MainClass
{
public static void Main()
{
System.Console.Write("Enter a character: ");
char myChar = (char) System.Console.Read();
System.Console.WriteLine("You entered " + myChar);
}
}</source>
<pre class=codeResult>Enter a character: q
You entered</pre>

==How to read a string entered using the keyboard==

<source lang="csharp">class MainClass
{
public static void Main()
{
System.Console.Write("Enter a string: ");
string myString = System.Console.ReadLine();
System.Console.WriteLine("You entered " + myString);
}
}</source>
<pre class=codeResult>Enter a string: qwert
You entered qwert</pre>

==Input from the console using ReadLine().==

<source lang="csharp">using System;

class MainClass {
public static void Main() {
string str;

Console.WriteLine("Enter some characters.");
str = Console.ReadLine();
Console.WriteLine("You entered: " + str);
}
}</source>
<pre class=codeResult>Enter some characters.
qwer
You entered: qwer</pre>

==Read a character from the keyboard.==

<source lang="csharp">using System;

class MainClass {
public static void Main() {
char ch;

Console.Write("Press a key followed by ENTER: ");

ch = (char) Console.Read(); // get a char

Console.WriteLine("Your key is: " + ch);
}
}</source>
<pre class=codeResult>Press a key followed by ENTER:
Your key is:</pre>

==Read a string from the keyboard, using Console.In directly==

<source lang="csharp">using System;

class MainClass {
public static void Main() {
string str;

Console.WriteLine("Enter some characters.");

str = Console.In.ReadLine(); // call TextReader"s ReadLine() method

Console.WriteLine("You entered: " + str);
}
}</source>
<pre class=codeResult>Enter some characters.
qwer
You entered: qwer</pre>

==Reading Console Input==

<OL><LI>Console.In is an instance of TextReader.</LI><LI>Console.In defines two input methods: Read() and ReadLine().</LI></OL>
<p>To read a single character, use the Read() method:</p>

<source lang="csharp">static int Read()</source>

==Read input from console==

<source lang="csharp">using System;

class MainClass {
public static void Main() {
string str;

Console.WriteLine("Enter password: ");
str = Console.ReadLine();
Console.WriteLine(str);
}
}</source>
<pre class=codeResult>Enter password:
asdf
asdf</pre>

==Read user selection from keyboard==

<source lang="csharp">using System;
class MainClass
{
public static int Main(string[] args)
{
Console.WriteLine("1 = A \n 2 = B \n3 = C\n");
Console.Write("Please select your implementation language:");
// Get choice.
string s = Console.ReadLine();
int n = int.Parse(s);

switch(n)
{
case 1:
Console.WriteLine("\nGood choice! C# is all about managed code.");
break;

case 2:
Console.WriteLine("\nLet me guess, your maintaining a legacy system?");
break;

case 3:
Console.WriteLine("\nVB.NET: It is not for just kids anymore...");
break;

default:
Console.WriteLine("\nWell...good luck with that!");
break;
}
return 0;
}
}</source>
<pre class=codeResult>1 = A
2 = B
3 = C
Please select your implementation language:1
Good choice! C# is all about managed code.</pre>

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в 15:31, 26 мая 2010

Admin: 1 версия