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lAt\l (tIuWFNg) ƂėLǂ𒲂ׂ܂B 
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    <td valign="top" colspan="2" class="description"><span class="title">߂l</span>
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p[^LȓtIuWFNg\ꍇ trueȂ̏ꍇ falseB
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tю֐A֐
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    <td valign="top" colspan="2" class="description"><span class="title">֐̃V^bNX</span><pre>IsNumericDate(number)
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    <td valign="top" colspan="2" class="description"><span class="title">֘A</span>
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IsDateAParseDateTime
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ColdFusion ́AIsNumericDate ֐ɓ̓p[^nOɁÃp[^]Ďlւ̕ϊ݂ƂftHgōs܂B̂߁A12/12/03  {ts &#39;2003-01-14 10:04:13&#39;} Ƃlp[^Ɏw肵ꍇÅ֐ true Ԃ܂B́AColdFusion ALȓt`̕tIuWFNg () ɕϊ邽߂łB
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    <td valign="top" colspan="2" class="description"><span class="title"></span><pre>&lt;h3&gt;IsNumericDate ̗&lt;/h3&gt;
&lt;cfif IsDefined(&quot;form.theTestValue&quot;)&gt;
&lt;!--- ll܂͓t`̒lł邩eXg ---&gt;

   &lt;cfif IsNumeric(form.theTestValue) or IsDate(form.theTestValue)&gt;
&lt;!--- ̒l numericDate l̏ꍇ́ÃR[hn ---&gt;
      &lt;cfif IsNumericDate(form.theTestValue)&gt;
         &lt;h3&gt; &lt;cfoutput&gt;#DE(form.theTestValue)#&lt;/cfoutput&gt; ͗LȐltɕϊł܂B
&lt;/h3&gt;
      &lt;cfelse&gt;
         &lt;h3&gt; &lt;cfoutput&gt;#DE(form.theTestValue)#&lt;/cfoutput&gt; ͗LȐltɕϊł܂
B&lt;/h3&gt;
      &lt;/cfif&gt;
   &lt;cfelse&gt;
      &lt;h3&gt; &lt;cfoutput&gt;#DE(form.theTestValue)#&lt;/cfoutput&gt; ͗LȐltł͂܂B
&lt;/h3&gt;
   &lt;/cfif&gt;

&lt;/cfif&gt;

&lt;form action=&quot;#cgi.script_name#&quot; method=&quot;POST&quot;&gt;
&lt;p&gt;l͂A̒ltlƂĕ]ł邩ǂ𒲂ׂ܂B
&lt;p&gt;
&lt;input type=&quot;Text&quot; name=&quot;TheTestValue&quot; value=&quot;&lt;CFOUTPUT&gt;#Now()#&lt;/CFOUTPUT&gt;&quot;&gt;
&lt;input type=&quot;Submit&quot; value=&quot;tł?&quot; name=&quot;&quot;&gt;
&lt;/form&gt;
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<td valign="top" class="name">NUMBER</td>
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    <td>lłB


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