本文整理汇总了VB.NET中System.Linq.Enumerable.ToDictionary方法的典型用法代码示例。如果您正苦于以下问题:VB.NET Enumerable.ToDictionary方法的具体用法?VB.NET Enumerable.ToDictionary怎么用?VB.NET Enumerable.ToDictionary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。
在下文中一共展示了Enumerable.ToDictionary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: ToDictionaryEx1
Structure Package
Public Company As String
Public Weight As Double
Public TrackingNumber As Long
End Structure
Sub ToDictionaryEx1()
' Create a list of Package values.
Dim packages As New List(Of Package)(New Package() _
{New Package With
{.Company = "Coho Vineyard", .Weight = 25.2, .TrackingNumber = 89453312L},
New Package With
{.Company = "Lucerne Publishing", .Weight = 18.7, .TrackingNumber = 89112755L},
New Package With
{.Company = "Wingtip Toys", .Weight = 6.0, .TrackingNumber = 299456122L},
New Package With
{.Company = "Adventure Works", .Weight = 33.8, .TrackingNumber = 4665518773L}})
' Create a Dictionary that contains Package values,
' using TrackingNumber as the key.
Dim dict As Dictionary(Of Long, Package) =
packages.ToDictionary(Function(p) p.TrackingNumber)
' Display the results.
Dim output As New System.Text.StringBuilder
For Each kvp As KeyValuePair(Of Long, Package) In dict
output.AppendLine("Key " & kvp.Key & ": " &
kvp.Value.Company & ", " &
kvp.Value.Weight & " pounds")
Next
Console.WriteLine(output.ToString())
End Sub
输出:
Key 89453312: Coho Vineyard, 25.2 pounds Key 89112755: Lucerne Publishing, 18.7 pounds Key 299456122: Wingtip Toys, 6 pounds Key 4665518773: Adventure Works, 33.8 pounds