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		<id>http://wbex.ru/index.php?action=history&amp;feed=atom&amp;title=JavaScript_Tutorial%2FRegular_Expressions%2FDate</id>
		<title>JavaScript Tutorial/Regular Expressions/Date - История изменений</title>
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		<updated>2026-04-05T08:08:35Z</updated>
		<subtitle>История изменений этой страницы в вики</subtitle>
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	<entry>
		<id>http://wbex.ru/index.php?title=JavaScript_Tutorial/Regular_Expressions/Date&amp;diff=9881&amp;oldid=prev</id>
		<title>Admin: 1 версия</title>
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				<updated>2010-05-26T08:25:31Z</updated>
		
		<summary type="html">&lt;p&gt;1 версия&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Версия 08:25, 26 мая 2010&lt;/td&gt;
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		<author><name>Admin</name></author>	</entry>

	<entry>
		<id>http://wbex.ru/index.php?title=JavaScript_Tutorial/Regular_Expressions/Date&amp;diff=9880&amp;oldid=prev</id>
		<title> в 18:52, 25 мая 2010</title>
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				<updated>2010-05-25T18:52:57Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;== Use Regular Expression to validate date==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
  &amp;lt;!-- start source code --&amp;gt;&lt;br /&gt;
   &lt;br /&gt;
    &amp;lt;source lang=&amp;quot;javascript&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;html&amp;gt;&lt;br /&gt;
&amp;lt;head&amp;gt;&lt;br /&gt;
&amp;lt;title&amp;gt;Date Example&amp;lt;/title&amp;gt;&lt;br /&gt;
&amp;lt;script type=&amp;quot;text/javascript&amp;quot;&amp;gt;&lt;br /&gt;
    function isValidDate(sText) {&lt;br /&gt;
        var reDate = /(?:0[1-9]|[12][0-9]|3[01])\/(?:0[1-9]|1[0-2])\/(?:19|20\d{2})/;&lt;br /&gt;
        return reDate.test(sText);&lt;br /&gt;
    }&lt;br /&gt;
    function validate() {&lt;br /&gt;
        var oInput1 = document.getElementById(&amp;quot;txt1&amp;quot;);&lt;br /&gt;
        if (isValidDate(oInput1.value)) {&lt;br /&gt;
            alert(&amp;quot;Valid&amp;quot;);&lt;br /&gt;
        } else {&lt;br /&gt;
            alert(&amp;quot;Invalid!&amp;quot;);&lt;br /&gt;
        }&lt;br /&gt;
    }&lt;br /&gt;
&amp;lt;/script&amp;gt;&lt;br /&gt;
&amp;lt;/head&amp;gt;&lt;br /&gt;
&amp;lt;body&amp;gt;&lt;br /&gt;
    &amp;lt;P&amp;gt;Date: &amp;lt;input type=&amp;quot;text&amp;quot; id=&amp;quot;txt1&amp;quot; /&amp;gt;&amp;lt;br /&amp;gt;&lt;br /&gt;
    example: 05/05/2005&amp;lt;br /&amp;gt;&lt;br /&gt;
    &amp;lt;input type=&amp;quot;button&amp;quot; value=&amp;quot;Validate&amp;quot; onclick=&amp;quot;validate()&amp;quot; /&amp;gt;&amp;lt;/p&amp;gt;&lt;br /&gt;
&amp;lt;/body&amp;gt;&lt;br /&gt;
&amp;lt;/html&amp;gt;&amp;lt;/source&amp;gt;&lt;br /&gt;
    &lt;br /&gt;
   &lt;br /&gt;
&lt;br /&gt;
== Validate the Date==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
  &amp;lt;!-- start source code --&amp;gt;&lt;br /&gt;
   &lt;br /&gt;
    &amp;lt;source lang=&amp;quot;javascript&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;HTML&amp;gt;&lt;br /&gt;
&amp;lt;HEAD&amp;gt;&lt;br /&gt;
&amp;lt;SCRIPT&amp;gt;&lt;br /&gt;
function checkDate(testStr) {&lt;br /&gt;
   var pattern = /\b(\d{2})\/(\d{2})\/(\d{4})\b/;&lt;br /&gt;
   var result = testStr.match(pattern);&lt;br /&gt;
   if (result != null)&lt;br /&gt;
      return &amp;quot;Well done.&amp;quot;;&lt;br /&gt;
   else&lt;br /&gt;
      return &amp;quot;You didn&amp;quot;t input a date in the specified pattern.&amp;quot;;&lt;br /&gt;
}&lt;br /&gt;
&amp;lt;/SCRIPT&amp;gt;&lt;br /&gt;
&amp;lt;/HEAD&amp;gt;&lt;br /&gt;
&amp;lt;BODY&amp;gt;&lt;br /&gt;
Check a date format today!&lt;br /&gt;
&amp;lt;FORM name=&amp;quot;theForm&amp;quot;&amp;gt;&lt;br /&gt;
Enter a date in mm/dd/yyyy format:&lt;br /&gt;
&amp;lt;INPUT type=text name=testStr size=20 maxlength=10&amp;gt;&lt;br /&gt;
&amp;lt;INPUT type=button &lt;br /&gt;
       name=&amp;quot;theButton&amp;quot; &lt;br /&gt;
       value=&amp;quot;Verify the Format&amp;quot;    &lt;br /&gt;
       onClick=&amp;quot;alert(checkDate(document.theForm.testStr.value))&amp;quot;;&amp;gt;&lt;br /&gt;
&amp;lt;/FORM&amp;gt;  &lt;br /&gt;
&amp;lt;/BODY&amp;gt;&lt;br /&gt;
&amp;lt;/HTML&amp;gt;&amp;lt;/source&amp;gt;&lt;/div&gt;</summary>
			</entry>

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