本文整理汇总了VB.NET中System.Data.Odbc.OdbcConnectionStringBuilder.Clear方法的典型用法代码示例。如果您正苦于以下问题:VB.NET OdbcConnectionStringBuilder.Clear方法的具体用法?VB.NET OdbcConnectionStringBuilder.Clear怎么用?VB.NET OdbcConnectionStringBuilder.Clear使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.Odbc.OdbcConnectionStringBuilder
的用法示例。
在下文中一共展示了OdbcConnectionStringBuilder.Clear方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: Module1
' 导入命名空间
Imports System.Data.Odbc
Module Module1
Sub Main()
Dim builder As New OdbcConnectionStringBuilder()
' Call the Add method to explicitly add key/value
' pairs to the internal collection.
builder.Driver = "Microsoft Excel Driver (*.xls)"
builder("Dbq") = "C:\Data.xls"
builder("DriverID") = "790"
builder("DefaultDir") = "C:\"
' Dump the contents of the "filled-in" OdbcConnectionStringBuilder
' to the console window.
DumpBuilderContents(builder)
' Clear current values and reset known keys to their
' default values.
builder.Clear()
' Dump the contents of the newly emptied
' OdbcConnectionStringBuilder
' to the console window.
DumpBuilderContents(builder)
Console.WriteLine("Press Enter to continue.")
Console.ReadLine()
End Sub
Private Sub DumpBuilderContents(ByVal builder As OdbcConnectionStringBuilder)
Console.WriteLine("=================")
Console.WriteLine("builder.ConnectionString = " & builder.ConnectionString)
For Each key As String In builder.Keys
Console.WriteLine(key & "=" & builder.Item(key).ToString)
Next
End Sub
End Module