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VB.NET ListDictionary.Add方法代码示例

本文整理汇总了VB.NET中System.Collections.Specialized.ListDictionary.Add方法的典型用法代码示例。如果您正苦于以下问题:VB.NET ListDictionary.Add方法的具体用法?VB.NET ListDictionary.Add怎么用?VB.NET ListDictionary.Add使用的例子?那么恭喜您, 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System.Collections.Specialized.ListDictionary的用法示例。


在下文中一共展示了ListDictionary.Add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: Main

' 导入命名空间
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")

      ' Displays the values in the ListDictionary in three different ways.
      Console.WriteLine("Initial contents of the ListDictionary:")
      PrintKeysAndValues(myCol)

      ' Deletes a key.
      myCol.Remove("Plums")
      Console.WriteLine("The collection contains the following elements after removing ""Plums"":")
      PrintKeysAndValues(myCol)

      ' Clears the entire collection.
      myCol.Clear()
      Console.WriteLine("The collection contains the following elements after it is cleared:")
      PrintKeysAndValues(myCol)

   End Sub

   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

End Class
开发者ID:VB.NET开发者,项目名称:System.Collections.Specialized,代码行数:45,代码来源:ListDictionary.Add

输出:

Initial contents of the ListDictionary:
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

The collection contains the following elements after removing "Plums":
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

The collection contains the following elements after it is cleared:
KEY                       VALUE


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