FirstOrDefault Method (QueryableExtensions)

Returns the first element of a sequence, or the default value (usually null) if not found.

Syntax

Visual Basic
C#

'Declaration
 
<ExtensionAttribute()>
Public Shared Function FirstOrDefault( _
   ByVal source As IQueryable _
) As Object

'Usage
 
Dim source As IQueryable
Dim value As Object
 
value = QueryableExtensions.FirstOrDefault(source)

[Extension()]
public static object FirstOrDefault( 
   IQueryable source
)

Parameters

source

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

QueryableExtensions Class
QueryableExtensions Members