Mono Class Library: System.String Overview | Members

System.String.LastIndexOfAny Method

Returns the index of the last occurrence of any of specified characters in the provided range of the current instance. [Edit]

public int LastIndexOfAny (char[] anyOf, int startIndex, int count)

Parameters

anyOf
An array of Unicode characters. [Edit]
startIndex
A int containing the index of the current instance from which to start searching. [Edit]
count
A int containing the range of the current instance at which to end searching. [Edit]

Returns

A int containing the index of the last occurrence of any element of anyOf if found between startIndex and (startIndex - count + 1); otherwise, -1. [Edit]

Exceptions

TypeReason
ArgumentNullExceptionanyOf is a null reference. [Edit]
ArgumentOutOfRangeException

startIndex or count is less than zero.

-or-

startIndex - count is smaller than -1.

[Edit]

Remarks

The search begins at startIndex and continues until startIndex - count + 1. The character at startIndex - count is not included in the search.

This method is case-sensitive.

[Edit]

Requirements

Namespace: System
Assembly: mscorlib (in mscorlib.dll)
Assembly Versions: 1.0.5000.0, 2.0.0.0