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VB.NET ListDictionary.Values屬性代碼示例

本文整理匯總了VB.NET中System.Collections.Specialized.ListDictionary.Values屬性的典型用法代碼示例。如果您正苦於以下問題:VB.NET ListDictionary.Values屬性的具體用法?VB.NET ListDictionary.Values怎麽用?VB.NET ListDictionary.Values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System.Collections.Specialized.ListDictionary的用法示例。


在下文中一共展示了ListDictionary.Values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: Main

' 導入命名空間
Imports System.Collections
Imports System.Collections.Specialized

Public Class SamplesListDictionary   

   Public Shared Sub Main()

      ' Creates and initializes a new ListDictionary.
      Dim myCol As New ListDictionary()
      myCol.Add("Braeburn Apples", "1.49")
      myCol.Add("Fuji Apples", "1.29")
      myCol.Add("Gala Apples", "1.49")
      myCol.Add("Golden Delicious Apples", "1.29")
      myCol.Add("Granny Smith Apples", "0.89")
      myCol.Add("Red Delicious Apples", "0.99")

      ' Display the contents of the collection using For Each. This is the preferred method.
      Console.WriteLine("Displays the elements using For Each:")
      PrintKeysAndValues(myCol)

      ' Display the contents of the collection using the enumerator.
      Console.WriteLine("Displays the elements using the IDictionaryEnumerator:")
      PrintKeysAndValues2(myCol)

      ' Display the contents of the collection using the Keys, Values, Count, and Item properties.
      Console.WriteLine("Displays the elements using the Keys, Values, Count, and Item properties:")
      PrintKeysAndValues3(myCol)

   End Sub


   ' Uses the For Each statement which hides the complexity of the enumerator.
   ' NOTE: The For Each statement is the preferred way of enumerating the contents of a collection.
   Public Shared Sub PrintKeysAndValues(myCol As IDictionary)

      Console.WriteLine("   KEY                       VALUE")
      Dim de As DictionaryEntry
      For Each de In  myCol
         Console.WriteLine("   {0,-25} {1}", de.Key, de.Value)
      Next de
      Console.WriteLine()

   End Sub


   ' Uses the enumerator. 
   ' NOTE: The For Each statement is the preferred way of enumerating the contents of a collection.
   Public Shared Sub PrintKeysAndValues2(myCol As IDictionary)
      Dim myEnumerator As IDictionaryEnumerator = myCol.GetEnumerator()

      Console.WriteLine("   KEY                       VALUE")
      While myEnumerator.MoveNext()
         Console.WriteLine("   {0,-25} {1}", myEnumerator.Key, myEnumerator.Value)
      End While
      Console.WriteLine()

   End Sub


   ' Uses the Keys, Values, Count, and Item properties.
   Public Shared Sub PrintKeysAndValues3(myCol As ListDictionary)
      Dim myKeys(myCol.Count) As [String]
      myCol.Keys.CopyTo(myKeys, 0)

      Console.WriteLine("   INDEX KEY                       VALUE")
      Dim i As Integer
      For i = 0 To myCol.Count - 1
         Console.WriteLine("   {0,-5} {1,-25} {2}", i, myKeys(i), myCol(myKeys(i)))
      Next i
      Console.WriteLine()

   End Sub

End Class
開發者ID:VB.NET開發者,項目名稱:System.Collections.Specialized,代碼行數:75,代碼來源:ListDictionary.Values

輸出:

Displays the elements using For Each:
KEY                       VALUE
Braeburn Apples           1.49
Fuji Apples               1.29
Gala Apples               1.49
Golden Delicious Apples   1.29
Granny Smith Apples       0.89
Red Delicious Apples      0.99

Displays the elements using the IDictionaryEnumerator:
KEY                       VALUE
Braeburn Apples           1.49
Fuji Apples               1.29
Gala Apples               1.49
Golden Delicious Apples   1.29
Granny Smith Apples       0.89
Red Delicious Apples      0.99

Displays the elements using the Keys, Values, Count, and Item properties:
INDEX KEY                       VALUE
0     Braeburn Apples           1.49
1     Fuji Apples               1.29
2     Gala Apples               1.49
3     Golden Delicious Apples   1.29
4     Granny Smith Apples       0.89
5     Red Delicious Apples      0.99


注:本文中的System.Collections.Specialized.ListDictionary.Values屬性示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。