作者:fx_blog(CSDN) 日期:2005-5-22 标题:威人留言录(v1.8) 注意:转贴一定注明作者及出处 '*****************************************开始**************************** '现在来完成第五部分,留言查询******* '首先新建一个窗体 '大家自己建吧,现在应该是form6了 '双击"查询留言"按钮 '写入以下代码(Form6内的控件都要设置好) ' If TextBox3.Text = "" Then
MessageBox.Show("请输入搜索关键字")
Exit Sub
End If
Dim searchform As New Form6
searchform.TextBox1.Text = Me.TextBox3.Text
searchform.Show() '现在回到Form6窗体 '首先进入Form6_Load(...) '写入以下代码.... Me.Text = "查询留言-关键字: " & TextBox1.Text
Dim doc As XmlDocument = New XmlDocument
doc.Load("info.xml")
Dim match As String
match = TextBox1.Text
Dim regular As Regex = New Regex(match)
Dim liuyuaninfo As XmlNodeList
liuyuaninfo = doc.GetElementsByTagName("userliuyuan") Dim i As Integer TextBox1.Text += "以下是相似的记录" & vbCrLf
TextBox1.Text += "==================================" & vbCrLf
For i = 0 To userid.Count - 1
While regular.IsMatch(liuyuaninfo(i).InnerText)
TextBox1.Text += "留言: " & liuyuaninfo(i).InnerText & vbCrLf
TextBox1.Text += "=======================================" & vbCrLf
Exit While
End While
Next '现在双击"关键字查询"按钮 '输入以下代码(其实和上面的一模一样) Me.Text = "查询留言-关键字: " & TextBox1.Text
Dim doc As XmlDocument = New XmlDocument
doc.Load("info.xml")
Dim match As String
match = TextBox1.Text
Dim regular As Regex = New Regex(match)
Dim liuyuaninfo As XmlNodeList
liuyuaninfo = doc.GetElementsByTagName("userliuyuan") Dim i As Integer TextBox1.Text += "以下是相似的记录" & vbCrLf
TextBox1.Text += "==================================" & vbCrLf
For i = 0 To userid.Count - 1
While regular.IsMatch(liuyuaninfo(i).InnerText)
TextBox1.Text += "留言: " & liuyuaninfo(i).InnerText & vbCrLf
TextBox1.Text += "=======================================" & vbCrLf
Exit While
End While
Next '好了查询功能完成了,到现在为止,五部分已经全部完成. '如果大家有问题请留言. '界面如下 
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