KGy SOFT

EnumerableExtensionsIndexOf Method (IEnumerable, Object)

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Searches for an element in the source enumeration.

Namespace:  KGySoft.CoreLibraries
Assembly:  KGySoft.CoreLibraries (in KGySoft.CoreLibraries.dll) Version: 5.0.0
Syntax

public static int IndexOf(
	this IEnumerable source,
	Object element
)

Parameters

source
Type: System.CollectionsIEnumerable
The source enumeration to search.
element
Type: SystemObject
The element to search.

Return Value

Type: Int32
The index of the found element, or -1 if element was not found.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerable. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
Exceptions

ExceptionCondition
ArgumentNullExceptionsource is .
See Also

Reference