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来自「VB技巧问答10000例,是一个教程」· HTML 代码 · 共 26 行

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    <title>请各位高手帮忙!!</title>
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      <h1>请各位高手帮忙!!</h1>
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Posted by <a href="mailto:erickung@ficnet.net">小毛</a> on November 03, 1998 at 23:03:19:<p>
小弟刚开始学习VB,搞不清楚有关"选择性引数(Optional)"的意思,<br>请各位高手帮忙解释一下下!!<br>底下有一段程式码,执行时会出现"必须是叙述句结尾"的错误讯息,<br>请各位高手帮忙Debug一下,谢谢!!<br>Dim strName As String<br>Dim varAddress As Variant<p>Sub ListText (Optional x As String, Optional y _<br>As Variant)<br>	List1.AddItem x<br>	List1.AddItem y<br>End Sub<p>Private Sub Command1_Click ()<br>	strName = "yourname"<br> Optional <br>	varAddress = 12345	' 两个引数都有提供。<br>	Call ListText (strName, varAddress)<br>End Sub<br>
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