XPQueryExtensions.SingleOrDefaultAsync Method
| Name | Parameters | Description |
|---|---|---|
| SingleOrDefaultAsync<T>(IQueryable<T>, Expression<Func<T, Boolean>>, CancellationToken) static | query, predicate, cancellationToken | Asynchronously gets the object from a selection if only one object in the selection meets the specified requirements. If the selection is empty, returns a default value for <T>. If the selection has more than one of such elements, throws an exception. |
| SingleOrDefaultAsync<T>(IQueryable<T>, CancellationToken) static | query, cancellationToken | Asynchronously gets the only object in a selection. If the selection is empty, returns a default value for <T>. If the selection has more than one element, throws an exception. |
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