Method SumAsync
| MongoDB CSharp Driver API Reference (original) (raw)
Namespace
Assembly
MongoDB.Driver.dll
SumAsync(IQueryable, CancellationToken)
Computes the sum of a sequence of decimal values.
public static Task<decimal> SumAsync(this IQueryable<decimal> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<decimal>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable<decimal?>, CancellationToken)
Computes the sum of a sequence of Nullable values.
public static Task<decimal?> SumAsync(this IQueryable<decimal?> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<decimal?>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable, CancellationToken)
Computes the sum of a sequence of double values.
public static Task<double> SumAsync(this IQueryable<double> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<double>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable<double?>, CancellationToken)
Computes the sum of a sequence of Nullable values.
public static Task<double?> SumAsync(this IQueryable<double?> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<double?>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable, CancellationToken)
Computes the sum of a sequence of float values.
public static Task<float> SumAsync(this IQueryable<float> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<float>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable<float?>, CancellationToken)
Computes the sum of a sequence of Nullable values.
public static Task<float?> SumAsync(this IQueryable<float?> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<float?>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable, CancellationToken)
Computes the sum of a sequence of int values.
public static Task<int> SumAsync(this IQueryable<int> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<int>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable<int?>, CancellationToken)
Computes the sum of a sequence of Nullable values.
public static Task<int?> SumAsync(this IQueryable<int?> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<int?>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable, CancellationToken)
Computes the sum of a sequence of long values.
public static Task<long> SumAsync(this IQueryable<long> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<long>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable<long?>, CancellationToken)
Computes the sum of a sequence of Nullable values.
public static Task<long?> SumAsync(this IQueryable<long?> source, CancellationToken cancellationToken = default)Parameters
source IQueryable<long?>
A sequence of values to calculate the sum of.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the values in the sequence.
SumAsync(IQueryable, Expression<Func<TSource, decimal>>, CancellationToken)
Computes the sum of the sequence of decimal values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<decimal> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, decimal>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, decimal>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, decimal?>>, CancellationToken)
Computes the sum of the sequence of Nullable values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<decimal?> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, decimal?>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, decimal?>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, double>>, CancellationToken)
Computes the sum of the sequence of double values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<double> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, double>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, double>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, double?>>, CancellationToken)
Computes the sum of the sequence of Nullable values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<double?> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, double?>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, double?>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, float>>, CancellationToken)
Computes the sum of the sequence of float values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<float> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, float>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, float>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, float?>>, CancellationToken)
Computes the sum of the sequence of Nullable values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<float?> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, float?>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, float?>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, int>>, CancellationToken)
Computes the sum of the sequence of int values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<int> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, int>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, int>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, int?>>, CancellationToken)
Computes the sum of the sequence of Nullable values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<int?> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, int?>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, int?>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, long>>, CancellationToken)
Computes the sum of the sequence of long values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<long> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, long>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, long>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.
SumAsync(IQueryable, Expression<Func<TSource, long?>>, CancellationToken)
Computes the sum of the sequence of Nullable values that is obtained by invoking a projection function on each element of the input sequence.
public static Task<long?> SumAsync<TSource>(this IQueryable<TSource> source, Expression<Func<TSource, long?>> selector, CancellationToken cancellationToken = default)Parameters
source IQueryable
A sequence of values.
selector Expression<Func<TSource, long?>>
A projection function to apply to each element.
cancellationToken CancellationToken
The cancellation token.
Returns
The sum of the projected values.
Type Parameters
TSource
The type of the elements of source.