Spread Windows Forms 17
GrapeCity.Win.PluginInputMan Assembly / GrapeCity.Win.Spread.InputMan.CellType Namespace / CollectionBase<T> Class / FindIndex Method / FindIndex<TTarget>(Predicate<TTarget>) Method
The Predicate delegate that defines the conditions of the element to search for.


In This Topic
    FindIndex<TTarget>(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 first occurrence within the entire List.
    Syntax
    'Declaration
     
    
    Public Overloads Function FindIndex(Of TTarget As T)( _
       ByVal match As Predicate(Of TTarget) _
    ) As Integer
    'Usage
     
    
    Dim instance As CollectionBase(Of T)
    Dim match As Predicate(Of TTarget)
    Dim value As Integer
     
    value = instance.FindIndex(Of TTarget)(match)
    public int FindIndex<TTarget>( 
       Predicate<TTarget> match
    )
    where TTarget: T

    Parameters

    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 first occurrence of an element that matches the conditions defined by match, if found; otherwise, false.
    Exceptions
    ExceptionDescription
    match is null.
    See Also