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	<id>https://alteeve.com/w/index.php?action=history&amp;feed=atom&amp;title=Boolean</id>
	<title>Boolean - Revision history</title>
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	<updated>2026-06-11T07:59:43Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://alteeve.com/w/index.php?title=Boolean&amp;diff=442&amp;oldid=prev</id>
		<title>Digimer at 01:57, 12 October 2009</title>
		<link rel="alternate" type="text/html" href="https://alteeve.com/w/index.php?title=Boolean&amp;diff=442&amp;oldid=prev"/>
		<updated>2009-10-12T01:57:17Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 01:57, 12 October 2009&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-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{header}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{header}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;The term &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&lt;/del&gt;&#039;&#039;boolean&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&lt;/del&gt;&#039;&#039;, sometimes shortened to &#039;&#039;bool&#039;&#039;, refers to a value that can have two (sometimes three) values; &#039;&#039;true&#039;&#039;, &#039;&#039;false&#039;&#039; and sometimes &#039;&#039;null&#039;&#039; or &#039;&#039;undefined&#039;&#039;. Generally speaking though, a boolean value is either &quot;true&quot; or &quot;false&quot; and can be thought of as a type of switch; &#039;&#039;&#039;on&#039;&#039;&#039; or &#039;&#039;&#039;off&#039;&#039;.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; 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;The term &#039;&#039;boolean&#039;&#039;, sometimes shortened to &#039;&#039;bool&#039;&#039;, refers to a value that can have two (sometimes three) values; &#039;&#039;true&#039;&#039;, &#039;&#039;false&#039;&#039; and sometimes &#039;&#039;null&#039;&#039; or &#039;&#039;undefined&#039;&#039;. Generally speaking though, a boolean value is either &quot;true&quot; or &quot;false&quot; and can be thought of as a type of switch; &#039;&#039;&#039;on&#039;&#039;&#039; or &#039;&#039;&#039;off&#039;&#039;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Boolean values can be represented in several ways;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Boolean values can be represented in several ways;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Digimer</name></author>
	</entry>
	<entry>
		<id>https://alteeve.com/w/index.php?title=Boolean&amp;diff=441&amp;oldid=prev</id>
		<title>Digimer: Created page with &#039;{{header}}  The term &#039;&#039;&#039;boolean&#039;&#039;&#039;, sometimes shortened to &#039;&#039;bool&#039;&#039;, refers to a value that can have two (sometimes three) values; &#039;&#039;true&#039;&#039;, &#039;&#039;false&#039;&#039; and sometimes &#039;&#039;null&#039;&#039; or &#039;…&#039;</title>
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		<updated>2009-10-12T01:56:01Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;#039;{{header}}  The term &amp;#039;&amp;#039;&amp;#039;boolean&amp;#039;&amp;#039;&amp;#039;, sometimes shortened to &amp;#039;&amp;#039;bool&amp;#039;&amp;#039;, refers to a value that can have two (sometimes three) values; &amp;#039;&amp;#039;true&amp;#039;&amp;#039;, &amp;#039;&amp;#039;false&amp;#039;&amp;#039; and sometimes &amp;#039;&amp;#039;null&amp;#039;&amp;#039; or &amp;#039;…&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Páàjì titun&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{header}}&lt;br /&gt;
&lt;br /&gt;
The term &amp;#039;&amp;#039;&amp;#039;boolean&amp;#039;&amp;#039;&amp;#039;, sometimes shortened to &amp;#039;&amp;#039;bool&amp;#039;&amp;#039;, refers to a value that can have two (sometimes three) values; &amp;#039;&amp;#039;true&amp;#039;&amp;#039;, &amp;#039;&amp;#039;false&amp;#039;&amp;#039; and sometimes &amp;#039;&amp;#039;null&amp;#039;&amp;#039; or &amp;#039;&amp;#039;undefined&amp;#039;&amp;#039;. Generally speaking though, a boolean value is either &amp;quot;true&amp;quot; or &amp;quot;false&amp;quot; and can be thought of as a type of switch; &amp;#039;&amp;#039;&amp;#039;on&amp;#039;&amp;#039;&amp;#039; or &amp;#039;&amp;#039;&amp;#039;off&amp;#039;&amp;#039;.&lt;br /&gt;
&lt;br /&gt;
Boolean values can be represented in several ways;&lt;br /&gt;
* &amp;lt;span class=&amp;quot;code&amp;quot;&amp;gt;TRUE&amp;lt;/span&amp;gt;, &amp;lt;span class=&amp;quot;code&amp;quot;&amp;gt;1&amp;lt;/span&amp;gt;, &amp;lt;span class=&amp;quot;code&amp;quot;&amp;gt;t&amp;lt;/span&amp;gt; ...&lt;br /&gt;
* &amp;lt;span class=&amp;quot;code&amp;quot;&amp;gt;FALSE&amp;lt;/span&amp;gt;, &amp;lt;span class=&amp;quot;code&amp;quot;&amp;gt;0&amp;lt;/span&amp;gt;, &amp;lt;span class=&amp;quot;code&amp;quot;&amp;gt;f&amp;lt;/span&amp;gt; ...&lt;br /&gt;
&lt;br /&gt;
{{footer}}&lt;/div&gt;</summary>
		<author><name>Digimer</name></author>
	</entry>
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