ConcurrentListTFindIndex(Int32, Int32, PredicateT) 方法

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 range of elements in the ListT that starts at the specified index and contains the specified number of elements.

public int FindIndex(
	int startIndex,
	int count,
	Predicate<T> match
)

Public Function FindIndex ( 
	startIndex As Integer,
	count As Integer,
	match As Predicate(Of T)
) As Integer

member FindIndex : 
        startIndex : int * 
        count : int * 
        match : Predicate<'T> -> int