本文整理匯總了VB.NET中System.Func<T1,T2,T3,T4,TResult>代理的典型用法代碼示例。如果您正苦於以下問題：VB.NET Func<T1,T2,T3,T4,TResult>代理的具體用法？VB.NET Func<T1,T2,T3,T4,TResult>怎麽用？VB.NET Func<T1,T2,T3,T4,TResult>使用的例子？那麽, 這裏精選的代理代碼示例或許可以為您提供幫助。
在下文中一共展示了Func<T1,T2,T3,T4,TResult>代理的4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: Func3Example
' 導入命名空間
Imports System.Collections.Generic
Imports System.Linq
Public Module Func3Example
Public Sub Main()
Dim predicate As Func(Of String, Integer, Boolean) = Function(str, index) str.Length = index
Dim words() As String = { "orange", "apple", "Article", "elephant", "star", "and" }
Dim aWords As IEnumerable(Of String) = words.Where(predicate)
For Each word As String In aWords
Console.WriteLine(word)
Next
End Sub
End Module示例2: Main
Delegate Function Searcher(searchString As String, _
start As Integer, _
count As Integer, _
type As StringComparison) As Integer
Module DelegateExample
Public Sub Main()
Dim title As String = "The House of the Seven Gables"
Dim position As Integer = 0
Dim finder As Searcher = AddressOf title.IndexOf
Do
Dim characters As Integer = title.Length - position
position = finder("the", position, characters, _
StringComparison.InvariantCultureIgnoreCase)
If position >= 0 Then
position += 1
Console.WriteLine("'The' found at position {0} in {1}.", _
position, title)
End If
Loop While position > 0
End Sub
End Module示例3: DelegateExample
Module DelegateExample
Public Sub Main()
Dim title As String = "The House of the Seven Gables"
Dim position As Integer = 0
Dim finder As Func(Of String, Integer, Integer, StringComparison, Integer) _
= AddressOf title.IndexOf
Do
Dim characters As Integer = title.Length - position
position = finder("the", position, characters, _
StringComparison.InvariantCultureIgnoreCase)
If position >= 0 Then
position += 1
Console.WriteLine("'The' found at position {0} in {1}.", _
position, title)
End If
Loop While position > 0
End Sub
End Module示例4: DelegateExample
Module DelegateExample
Public Sub Main()
Dim title As String = "The House of the Seven Gables"
Dim position As Integer = 0
Dim finder As Func(Of String, Integer, Integer, StringComparison, Integer) _
= Function(s, pos, chars, type) _
title.IndexOf(s, pos, chars, type)
Do
Dim characters As Integer = title.Length - position
position = finder("the", position, characters, _
StringComparison.InvariantCultureIgnoreCase)
If position >= 0 Then
position += 1
Console.WriteLine("'The' found at position {0} in {1}.", _
position, title)
End If
Loop While position > 0
End Sub
End Module