本文整理匯總了VB.NET中System.Net.WebClient.QueryString屬性的典型用法代碼示例。如果您正苦於以下問題：VB.NET WebClient.QueryString屬性的具體用法？VB.NET WebClient.QueryString怎麽用？VB.NET WebClient.QueryString使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類System.Net.WebClient的用法示例。
在下文中一共展示了WebClient.QueryString屬性的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的VB.NET代碼示例。
示例1: WebClient
Dim uriString As String = "http://www.contoso.com/search"
' Create a new WebClient instance.
Dim myWebClient As New WebClient()
' Create a new NameValueCollection instance to hold the QueryString parameters and values.
Dim myQueryStringCollection As New NameValueCollection()
Console.Write(("Enter the word(s), separated by space characters, to search for in " + uriString + ": "))
' Read user input phrase to search in uriString.
Dim searchPhrase As String = Console.ReadLine()
If searchPhrase.Length > 1 Then
'Assign the user-defined search phrase.
myQueryStringCollection.Add("q", searchPhrase)
' If error, default to search 'Microsoft'.
Else
myQueryStringCollection.Add("q", "Microsoft")
End If
' Assign auxilliary parameters required for the search.
Console.WriteLine(("Searching " + uriString + " ......."))
' Attach QueryString to the WebClient.
myWebClient.QueryString = myQueryStringCollection
' Download the search results Web page into 'searchresult.htm' for inspection.
myWebClient.DownloadFile(uriString, "searchresult.htm")
Console.WriteLine((ControlChars.Cr + "Download of " + uriString + " was successful. Please see 'searchresult.htm' for results."))