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来自「VB技巧问答10000例 VB技巧问答10000例」· HTML 代码 · 共 31 行
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<title>写个Function供各位参考!</title>
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<h1>写个Function供各位参考!</h1>
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Posted by <a href="mailto:subird@ms20.url.com.tw">SuBird</a> on April 08, 1999 at 10:40:14:<p>
In Reply to: <a href="11722.html">如何利用年月资料得知当月的总天数</a> posted by mosa on April 07, 1999 at 15:42:37:<p>
: 请问如何利用取得的年与月的资料来判定当月的天数? <p>Re:<br>因为有闰年的问题(二月),故需加以判断<br>Public Function DaysOfMonth(D As Date) As Long <br> Dim m As Long, y As Long <br> m = Month(D) <br> y = Year(D) <br> Select Case m <br> Case 1, 3, 5, 7, 8, 10, 12 <br> DaysOfMonth = 31 <br> Case 4, 6, 9, 11 <br> DaysOfMonth = 30 <br> Case 2 <br> DaysOfMonth = IIf((y Mod 4 = 0 And y Mod 100 <> 0) Or (y Mod 400) = 0, 29, 28) <br> End Select<br>End Function<p>
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<!--top: 11770--><li><a href="11770.html">另一方法....DatePart() 与 DateAdd()函数</a> <b>SuBird</b> <i>10:53:27 4/08/99</i>
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<!--top: 11769--><li><a href="11769.html">Re: 心得 show 一下 !</a> <b>安宝</b> <i>10:52:27 4/08/99</i>
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