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		<title>Csharp/CSharp Tutorial/Operator Overload/unary minus plusplus - История изменений</title>
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		<title> в 15:31, 26 мая 2010</title>
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				<updated>2010-05-26T15:31:53Z</updated>
		
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Версия 15:31, 26 мая 2010&lt;/td&gt;
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		<id>http://nfex.ru/index.php?title=Csharp/CSharp_Tutorial/Operator_Overload/unary_minus_plusplus&amp;diff=6381&amp;oldid=prev</id>
		<title>Admin: 1 версия</title>
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				<updated>2010-05-26T12:18:53Z</updated>
		
		<summary type="html">&lt;p&gt;1 версия&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;==Overload unary - and ++==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
&amp;lt;source lang=&amp;quot;csharp&amp;quot;&amp;gt;using System; &lt;br /&gt;
 &lt;br /&gt;
class TwoDimension { &lt;br /&gt;
  int x, y;&lt;br /&gt;
 &lt;br /&gt;
  public TwoDimension() { &lt;br /&gt;
     x = y = 0; &lt;br /&gt;
  } &lt;br /&gt;
  public TwoDimension(int i, int j) { &lt;br /&gt;
     x = i; &lt;br /&gt;
     y = j;&lt;br /&gt;
  } &lt;br /&gt;
 &lt;br /&gt;
  // Overload unary -. &lt;br /&gt;
  public static TwoDimension operator -(TwoDimension op) &lt;br /&gt;
  { &lt;br /&gt;
    TwoDimension result = new TwoDimension(); &lt;br /&gt;
 &lt;br /&gt;
    result.x = -op.x; &lt;br /&gt;
    result.y = -op.y;  &lt;br /&gt;
 &lt;br /&gt;
    return result; &lt;br /&gt;
  } &lt;br /&gt;
 &lt;br /&gt;
  // Overload unary ++. &lt;br /&gt;
  public static TwoDimension operator ++(TwoDimension op) &lt;br /&gt;
  { &lt;br /&gt;
    // for ++, modify argument &lt;br /&gt;
    op.x++; &lt;br /&gt;
    op.y++;  &lt;br /&gt;
 &lt;br /&gt;
    return op; &lt;br /&gt;
  } &lt;br /&gt;
 &lt;br /&gt;
  // Show X, Y &lt;br /&gt;
  public void show() &lt;br /&gt;
  { &lt;br /&gt;
    Console.WriteLine(x + &amp;quot;, &amp;quot; + y); &lt;br /&gt;
  } &lt;br /&gt;
} &lt;br /&gt;
 &lt;br /&gt;
class MainClass { &lt;br /&gt;
  public static void Main() { &lt;br /&gt;
    TwoDimension a = new TwoDimension(1, 2); &lt;br /&gt;
    TwoDimension b = new TwoDimension(10, 10); &lt;br /&gt;
    TwoDimension c = new TwoDimension(); &lt;br /&gt;
 &lt;br /&gt;
    Console.Write(&amp;quot;Here is a: &amp;quot;); &lt;br /&gt;
    a.show(); &lt;br /&gt;
    Console.WriteLine(); &lt;br /&gt;
    Console.Write(&amp;quot;Here is b: &amp;quot;); &lt;br /&gt;
    b.show(); &lt;br /&gt;
    Console.WriteLine(); &lt;br /&gt;
 &lt;br /&gt;
    c = -a; // assign -a to c &lt;br /&gt;
    Console.Write(&amp;quot;Result of -a: &amp;quot;); &lt;br /&gt;
    c.show(); &lt;br /&gt;
    Console.WriteLine(); &lt;br /&gt;
 &lt;br /&gt;
    a++; // increment a &lt;br /&gt;
    Console.Write(&amp;quot;Result of a++: &amp;quot;); &lt;br /&gt;
    a.show();   &lt;br /&gt;
  } &lt;br /&gt;
}&amp;lt;/source&amp;gt;&lt;br /&gt;
&amp;lt;pre class=codeResult&amp;gt;Here is a: 1, 2&lt;br /&gt;
Here is b: 10, 10&lt;br /&gt;
Result of -a: -1, -2&lt;br /&gt;
Result of a++: 2, 3&amp;lt;/pre&amp;gt;&lt;/div&gt;</summary>
		<author><name>Admin</name></author>	</entry>

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