Gemstone Threading Library
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# ProcessQueue T LastIndexOf(T, Int32) Method

Searches for the specified object and returns the zero-based index of the last occurrence within the range of elements in the ProcessQueueT that extends from the first element to the specified index.

## Definition

Namespace: Gemstone.Threading.Collections
Assembly: Gemstone.Threading (in Gemstone.Threading.dll) Version: 1.0.180 -- Release Build+a845344ed3daafa3a6dd84c4c08212017c48c35e
C#
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    public virtual int LastIndexOf(
    	T item,
    	int index
    )

VB
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    Public Overridable Function LastIndexOf (
    	item As T,
    	index As Integer
    ) As Integer

C++
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    public:
    virtual int LastIndexOf(
    	T item,
    	int index
    )

JavaScript
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    function LastIndexOf(item, index);

#### Parameters

item T
  The object to locate in the ProcessQueueT. The value can be null for reference types.
index Int32
  The zero-based starting index of the backward search.

#### Return Value

Int32
The zero-based index of the last occurrence of item within the range of elements in the ProcessQueueT that extends from the first element to index, if found; otherwise, –1.

## Exceptions

ArgumentOutOfRangeException | index is outside the range of valid indexes for the ProcessQueueT.

## See Also

#### Reference

ProcessQueueT Class
LastIndexOf Overload
Gemstone.Threading.Collections Namespace