MongoQueryableMaxAsyncTSource, TResult Method (IMongoQueryableTSource, ExpressionFuncTSource, TResult, CancellationToken) |
Invokes a projection function on each element of a generic
IMongoQueryableT and returns the maximum resulting value.
Namespace:
MongoDB.Driver.Linq
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.14.0+2b37a1fe1cbdbe1a020b52b77f1197b6d77575e7
Syntax public static Task<TResult> MaxAsync<TSource, TResult>(
this IMongoQueryable<TSource> source,
Expression<Func<TSource, TResult>> selector,
CancellationToken cancellationToken = default
)
<ExtensionAttribute>
Public Shared Function MaxAsync(Of TSource, TResult) (
source As IMongoQueryable(Of TSource),
selector As Expression(Of Func(Of TSource, TResult)),
Optional cancellationToken As CancellationToken = Nothing
) As Task(Of TResult)
[<ExtensionAttribute>]
static member MaxAsync :
source : IMongoQueryable<'TSource> *
selector : Expression<Func<'TSource, 'TResult>> *
?cancellationToken : CancellationToken
(* Defaults:
let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task<'TResult>
Parameters
- source
- Type: MongoDB.Driver.LinqIMongoQueryableTSource
A sequence of values to determine the maximum of. - selector
- Type: System.Linq.ExpressionsExpressionFuncTSource, TResult
A projection function to apply to each element. - cancellationToken (Optional)
- Type: System.ThreadingCancellationToken
The cancellation token.
Type Parameters
- TSource
- The type of the elements of source.
- TResult
- The type of the value returned by the function represented by selector.
Return Value
Type:
TaskTResult
The maximum value in the sequence.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
IMongoQueryableTSource. 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