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Queryable.SingleOrDefault Method

.NET Framework 4

Returns a single, specific element of a sequence, or a default value if no such element is found.

This member is overloaded. For complete information about this member, including syntax, usage, and examples, click a name in the overload list.

	Name	Description
	SingleOrDefault<TSource>(IQueryable<TSource>)	Returns the only element of a sequence, or a default value if the sequence is empty; this method throws an exception if there is more than one element in the sequence.
	SingleOrDefault<TSource>(IQueryable<TSource>, Expression<Func<TSource, Boolean>>)	Returns the only element of a sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition.

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