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Csharp/CSharp Tutorial/Data Structure/BitArray - История изменений
2026-04-30T07:45:03Z
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в 15:31, 26 мая 2010
2010-05-26T15:31:53Z
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Admin: 1 версия
2010-05-26T12:15:57Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==BitArray: Not()==<br />
<br />
<br />
<br />
<source lang="csharp">using System; <br />
using System.Collections; <br />
<br />
class MainClass { <br />
public static void Main() { <br />
BitArray ba = new BitArray(8); <br />
byte[] b = { 67 }; <br />
BitArray ba2 = new BitArray(b); <br />
<br />
Console.WriteLine("Original contents of ba:"); <br />
for(int i=0; i < ba.Count; i++) <br />
Console.Write("{0, -6} ", ba[i]); <br />
ba = ba.Not(); <br />
<br />
Console.WriteLine("Contents of ba after Not:"); <br />
for(int i=0; i < ba.Count; i++) <br />
Console.Write("{0, -6} ", ba[i]); <br />
<br />
} <br />
}</source><br />
<pre class=codeResult>Original contents of ba:<br />
False False False False False False False False Contents of ba after Not:<br />
True True True True True True True True</pre><br />
<br />
==BitArray: Xor()==<br />
<br />
<br />
<br />
<source lang="csharp">using System; <br />
using System.Collections; <br />
<br />
class MainClass { <br />
public static void Main() { <br />
BitArray ba = new BitArray(8); <br />
byte[] b = { 67 }; <br />
BitArray ba2 = new BitArray(b); <br />
<br />
Console.WriteLine("Original contents of ba:"); <br />
for(int i=0; i < ba.Count; i++) <br />
Console.Write("{0, -6} ", ba[i]); <br />
ba = ba.Not(); <br />
<br />
BitArray ba3 = ba.Xor(ba2); <br />
<br />
Console.WriteLine("Result of ba XOR ba2:"); <br />
for(int i=0; i < ba3.Count; i++) <br />
Console.Write("{0, -6} ", ba3[i]); <br />
<br />
} <br />
}</source><br />
<pre class=codeResult>Original contents of ba:<br />
False False False False False False False False Result of ba XOR ba2:<br />
False False True True True True False True</pre><br />
<br />
==Set the four elements of the BitArray and display the elements of the BitArray==<br />
<br />
<br />
<br />
<source lang="csharp">using System;<br />
using System.Collections;<br />
class MainClass<br />
{<br />
public static void Main()<br />
{<br />
BitArray myBitArray = new BitArray(4);<br />
Console.WriteLine("myBitArray.Length = " + myBitArray.Length);<br />
myBitArray[0] = false;<br />
myBitArray[1] = true;<br />
myBitArray[2] = true;<br />
myBitArray[3] = false;<br />
<br />
for (int i = 0; i < myBitArray.Count; i++)<br />
{<br />
Console.WriteLine("myBitArray[" + i + "] = " + myBitArray[i]);<br />
}<br />
}<br />
}</source><br />
<pre class=codeResult>myBitArray.Length = 4<br />
myBitArray[0] = False<br />
myBitArray[1] = True<br />
myBitArray[2] = True<br />
myBitArray[3] = False</pre><br />
<br />
==Use copy constructor in BitArray==<br />
<br />
<br />
<br />
<source lang="csharp">using System;<br />
using System.Collections;<br />
class MainClass<br />
{<br />
public static void DisplayBitArray(string arrayListName, BitArray myBitArray )<br />
{<br />
for (int i = 0; i < myBitArray.Count; i++)<br />
{<br />
Console.WriteLine(arrayListName + "[" + i + "] = " + myBitArray[i]);<br />
}<br />
}<br />
public static void Main()<br />
{<br />
BitArray myBitArray = new BitArray(4);<br />
myBitArray[0] = false;<br />
myBitArray[1] = true;<br />
myBitArray[2] = true;<br />
myBitArray[3] = false;<br />
DisplayBitArray("myBitArray", myBitArray);<br />
<br />
BitArray anotherBitArray = new BitArray(myBitArray);<br />
DisplayBitArray("anotherBitArray", myBitArray);<br />
}<br />
}</source><br />
<pre class=codeResult>myBitArray[0] = False<br />
myBitArray[1] = True<br />
myBitArray[2] = True<br />
myBitArray[3] = False<br />
anotherBitArray[0] = False<br />
anotherBitArray[1] = True<br />
anotherBitArray[2] = True<br />
anotherBitArray[3] = False</pre><br />
<br />
==Use the Not() method to reverse the elements in BitArray==<br />
<br />
<br />
<br />
<source lang="csharp">using System;<br />
using System.Collections;<br />
class MainClass<br />
{<br />
public static void DisplayBitArray(string arrayListName, BitArray myBitArray )<br />
{<br />
for (int i = 0; i < myBitArray.Count; i++)<br />
{<br />
Console.WriteLine(arrayListName + "[" + i + "] = " + myBitArray[i]);<br />
}<br />
}<br />
public static void Main()<br />
{<br />
BitArray myBitArray = new BitArray(4);<br />
myBitArray[0] = false;<br />
myBitArray[1] = true;<br />
myBitArray[2] = true;<br />
myBitArray[3] = false;<br />
DisplayBitArray("myBitArray", myBitArray);<br />
<br />
myBitArray.Not();<br />
DisplayBitArray("myBitArray", myBitArray);<br />
}<br />
}</source><br />
<pre class=codeResult>myBitArray[0] = False<br />
myBitArray[1] = True<br />
myBitArray[2] = True<br />
myBitArray[3] = False<br />
myBitArray[0] = True<br />
myBitArray[1] = False<br />
myBitArray[2] = False<br />
myBitArray[3] = True</pre><br />
<br />
==Use the Or() method to perform an OR operation on the elements in BitArray and another BitArray==<br />
<br />
<br />
<br />
<source lang="csharp">using System;<br />
using System.Collections;<br />
class MainClass<br />
{<br />
public static void DisplayBitArray(string arrayListName, BitArray myBitArray )<br />
{<br />
for (int i = 0; i < myBitArray.Count; i++)<br />
{<br />
Console.WriteLine(arrayListName + "[" + i + "] = " + myBitArray[i]);<br />
}<br />
}<br />
public static void Main()<br />
{<br />
BitArray myBitArray = new BitArray(4);<br />
myBitArray[0] = false;<br />
myBitArray[1] = true;<br />
myBitArray[2] = true;<br />
myBitArray[3] = false;<br />
DisplayBitArray("myBitArray", myBitArray);<br />
<br />
BitArray anotherBitArray = new BitArray(myBitArray);<br />
DisplayBitArray("anotherBitArray", myBitArray);<br />
myBitArray.Not();<br />
DisplayBitArray("myBitArray", myBitArray);<br />
<br />
myBitArray.Or(anotherBitArray);<br />
DisplayBitArray("myBitArray", myBitArray);<br />
<br />
}<br />
}</source><br />
<pre class=codeResult>myBitArray[0] = False<br />
myBitArray[1] = True<br />
myBitArray[2] = True<br />
myBitArray[3] = False<br />
anotherBitArray[0] = False<br />
anotherBitArray[1] = True<br />
anotherBitArray[2] = True<br />
anotherBitArray[3] = False<br />
myBitArray[0] = True<br />
myBitArray[1] = False<br />
myBitArray[2] = False<br />
myBitArray[3] = True<br />
myBitArray[0] = True<br />
myBitArray[1] = True<br />
myBitArray[2] = True<br />
myBitArray[3] = True</pre></div>
Admin