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MongoEnumerable.FirstMatchingElement<TSource> Method

Represents the first matching element in an array used in a query (corresponds to the server's "$" update operator).

Namespace:  MongoDB.Driver.Linq
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.20.0+ee01960089f28ea1b501690df5fc9f6318a70242
Syntax
public static TSource FirstMatchingElement<TSource>(
	this IEnumerable<TSource> source
)

Parameters

source
Type: System.Collections.Generic.IEnumerable<TSource>
A source of values.

Type Parameters

TSource
The type of the elements of source.

Return Value

Type: TSource
Only meant to be used in Update specifications.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerable<TSource>. 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).
See Also