FindLastIndex<TTarget>(Int32,Predicate<TTarget>) Method

In This Topic

Searches for an element that matches the conditions defined by the specified predicate, and returns the zero-based index of the last occurrence within the range of elements in the List that extends from the first element to the specified index.

Syntax

Visual Basic
C#

'Declaration
 
Public Overloads Function FindLastIndex(Of TTarget As T)( _
   ByVal startIndex As Integer, _
   ByVal match As Predicate(Of TTarget) _
) As Integer

'Usage
 
Dim instance As CollectionBase(Of T)
Dim startIndex As Integer
Dim match As Predicate(Of TTarget)
Dim value As Integer
 
value = instance.FindLastIndex(Of TTarget)(startIndex, match)

public int FindLastIndex<TTarget>( 
   int startIndex,
   Predicate<TTarget> match
)
where TTarget: T

Parameters

startIndex: The zero-based starting index of the backward search.
match: The Predicate delegate that defines the conditions of the element to search for.

Type Parameters

TTarget

Return Value

The zero-based index of the last occurrence of an element that matches the conditions defined by match, if found; otherwise, false.

Exceptions

Exception	Description
System.ArgumentOutOfRangeException	startIndex is outside the range of valid indexes for the List.
System.ArgumentNullException	match is null.

Reference

CollectionBase<T> Class
CollectionBase<T> Members
Overload List

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