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		<id>http://mars.merhot.dk/w/index.php?action=history&amp;feed=atom&amp;title=6237_Programmering_II_%28Csharp%29_Agenda%2FStreams</id>
		<title>6237 Programmering II (Csharp) Agenda/Streams - Revision history</title>
		<link rel="self" type="application/atom+xml" href="http://mars.merhot.dk/w/index.php?action=history&amp;feed=atom&amp;title=6237_Programmering_II_%28Csharp%29_Agenda%2FStreams"/>
		<link rel="alternate" type="text/html" href="http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;action=history"/>
		<updated>2026-04-09T22:40:41Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
		<generator>MediaWiki 1.29.0</generator>

	<entry>
		<id>http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;diff=33605&amp;oldid=prev</id>
		<title>Rael: added Category:Csharp using HotCat</title>
		<link rel="alternate" type="text/html" href="http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;diff=33605&amp;oldid=prev"/>
				<updated>2016-02-18T11:22:55Z</updated>
		
		<summary type="html">&lt;p&gt;added &lt;a href=&quot;/w/index.php/Category:Csharp&quot; title=&quot;Category:Csharp&quot;&gt;Category:Csharp&lt;/a&gt; using &lt;a href=&quot;/w/index.php/Help:Gadget-HotCat&quot; title=&quot;Help:Gadget-HotCat&quot;&gt;HotCat&lt;/a&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
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				&lt;tr style='vertical-align: top;' lang='en'&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 11:22, 18 February 2016&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l63&quot; &gt;Line 63:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 63:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;}&amp;lt;/source&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;}&amp;lt;/source&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:6237 Programmering II]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:6237 Programmering II]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Category:Csharp]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Rael</name></author>	</entry>

	<entry>
		<id>http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;diff=31045&amp;oldid=prev</id>
		<title>Orso: moved 6237 Programmering II Streams to 6237 Programmering II (Csharp) Agenda/Streams</title>
		<link rel="alternate" type="text/html" href="http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;diff=31045&amp;oldid=prev"/>
				<updated>2015-10-07T10:14:44Z</updated>
		
		<summary type="html">&lt;p&gt;moved &lt;a href=&quot;/w/index.php/6237_Programmering_II_Streams&quot; class=&quot;mw-redirect&quot; title=&quot;6237 Programmering II Streams&quot;&gt;6237 Programmering II Streams&lt;/a&gt; to &lt;a href=&quot;/w/index.php/6237_Programmering_II_(Csharp)_Agenda/Streams&quot; title=&quot;6237 Programmering II (Csharp) Agenda/Streams&quot;&gt;6237 Programmering II (Csharp) Agenda/Streams&lt;/a&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr style='vertical-align: top;' lang='en'&gt;
				&lt;td colspan='1' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan='1' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 10:14, 7 October 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan='2' style='text-align: center;' lang='en'&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Orso</name></author>	</entry>

	<entry>
		<id>http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;diff=30877&amp;oldid=prev</id>
		<title>Orso: /* Læsning af filer */</title>
		<link rel="alternate" type="text/html" href="http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;diff=30877&amp;oldid=prev"/>
				<updated>2015-09-29T13:33:31Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Læsning af filer&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;tr style='vertical-align: top;' lang='en'&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 13:33, 29 September 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l62&quot; &gt;Line 62:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 62:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;	}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;	}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;}&amp;lt;/source&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;}&amp;lt;/source&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;/div&amp;gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;6237 Programmering II&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Csharp&lt;/del&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Orso</name></author>	</entry>

	<entry>
		<id>http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;diff=30617&amp;oldid=prev</id>
		<title>Orso: Created page with &quot;==Læsning af filer==   Når man skal læse og skrive tekstfiler i C# foregår det ved hjælp af Streams.&lt;br&gt; For at kunne anvende streams skal man først have tilføjet System.I...&quot;</title>
		<link rel="alternate" type="text/html" href="http://mars.merhot.dk/w/index.php?title=6237_Programmering_II_(Csharp)_Agenda/Streams&amp;diff=30617&amp;oldid=prev"/>
				<updated>2015-09-22T18:20:14Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;==Læsning af filer==   Når man skal læse og skrive tekstfiler i C# foregår det ved hjælp af Streams.&amp;lt;br&amp;gt; For at kunne anvende streams skal man først have tilføjet System.I...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;==Læsning af filer==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Når man skal læse og skrive tekstfiler i C# foregår det ved hjælp af Streams.&amp;lt;br&amp;gt;&lt;br /&gt;
For at kunne anvende streams skal man først have tilføjet System.IO i using.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;source lang=csharp&amp;gt;&lt;br /&gt;
using System;&lt;br /&gt;
using System.Collections.Generic;&lt;br /&gt;
using System.Linq;&lt;br /&gt;
using System.Text;&lt;br /&gt;
using System.Threading.Tasks;&lt;br /&gt;
using System.IO;&amp;lt;/source&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Hvis man skal læse en tekstfil foregår det med StreamReader.&amp;lt;br&amp;gt;&lt;br /&gt;
Her åbnes filen &amp;quot;logfile.txt&amp;quot; i StreamReaderen inFil.&amp;lt;br&amp;gt;&lt;br /&gt;
Derefter læses filen linie for line indtil filen ikke er længere (EndOfStream)&amp;lt;br&amp;gt;&lt;br /&gt;
(Bemærk at programmet ikke laver noget ved de data som læses)&amp;lt;br&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;source lang=csharp&amp;gt;&lt;br /&gt;
class Program&lt;br /&gt;
{&lt;br /&gt;
	static void Main(string[] args)&lt;br /&gt;
	{&lt;br /&gt;
		StreamReader inFile = new StreamReader(&amp;quot;logfile.txt&amp;quot;);&lt;br /&gt;
		String line;&lt;br /&gt;
		while (!inFile.EndOfStream)&lt;br /&gt;
		{&lt;br /&gt;
			line = inFile.ReadLine();&lt;br /&gt;
		}&lt;br /&gt;
		inFile.Close();&lt;br /&gt;
	}&lt;br /&gt;
}&amp;lt;/source&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Hvis man vil skrive til en fil foregår det ved hjælp af StreamWriter.&amp;lt;br&amp;gt;&lt;br /&gt;
Eksemplet herunder åbner filen logfile, læser linierne en af gangen.&amp;lt;br&amp;gt;&lt;br /&gt;
Hvis linien indeholder ordet &amp;quot;DNS&amp;quot; skrives linien i outFile.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&amp;lt;source lang=csharp&amp;gt;&lt;br /&gt;
class Program&lt;br /&gt;
{&lt;br /&gt;
	static void Main(string[] args)&lt;br /&gt;
	{&lt;br /&gt;
		StreamReader inFile = new StreamReader(&amp;quot;logfile.txt&amp;quot;);&lt;br /&gt;
		StreamWriter outFile = new StreamWriter(&amp;quot;output.txt&amp;quot;);&lt;br /&gt;
		String line;&lt;br /&gt;
		while (!inFile.EndOfStream)&lt;br /&gt;
		{&lt;br /&gt;
			line = inFile.ReadLine();&lt;br /&gt;
			if (line.Contains(&amp;quot;DNS&amp;quot;))&lt;br /&gt;
			{&lt;br /&gt;
				outFile.WriteLine(line);&lt;br /&gt;
			}&lt;br /&gt;
		}&lt;br /&gt;
		outFile.Close();&lt;br /&gt;
		inFile.Close();&lt;br /&gt;
	}&lt;br /&gt;
}&amp;lt;/source&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
[[Category:Csharp]]&lt;/div&gt;</summary>
		<author><name>Orso</name></author>	</entry>

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