Queryable Methods
Assembly: System.Core (in System.Core.dll)
| Name | Description | |
|---|---|---|
![]() ![]() | Aggregate(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TSource, TSource))) | Applies an accumulator function over a sequence. |
![]() ![]() | Aggregate(Of TSource, TAccumulate)(IQueryable(Of TSource), TAccumulate, Expression(Of Func(Of TAccumulate, TSource, TAccumulate))) | Applies an accumulator function over a sequence. The specified seed value is used as the initial accumulator value. |
![]() ![]() | Aggregate(Of TSource, TAccumulate, TResult)(IQueryable(Of TSource), TAccumulate, Expression(Of Func(Of TAccumulate, TSource, TAccumulate)), Expression(Of Func(Of TAccumulate, TResult))) | Applies an accumulator function over a sequence. The specified seed value is used as the initial accumulator value, and the specified function is used to select the result value. |
![]() ![]() | All(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Determines whether all the elements of a sequence satisfy a condition. |
![]() ![]() | Any(Of TSource)(IQueryable(Of TSource)) | Determines whether a sequence contains any elements. |
![]() ![]() | Any(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Determines whether any element of a sequence satisfies a condition. |
![]() ![]() | AsQueryable(IEnumerable) | Converts an IEnumerable to an IQueryable. |
![]() ![]() | AsQueryable(Of TElement)(IEnumerable(Of TElement)) | Converts a generic IEnumerable(Of T) to a generic IQueryable(Of T). |
![]() ![]() | Average(IQueryable(Of Decimal)) | Computes the average of a sequence of Decimal values. |
![]() ![]() | Average(IQueryable(Of Double)) | Computes the average of a sequence of Double values. |
![]() ![]() | Average(IQueryable(Of Int32)) | Computes the average of a sequence of Int32 values. |
![]() ![]() | Average(IQueryable(Of Int64)) | Computes the average of a sequence of Int64 values. |
![]() ![]() | Average(IQueryable(Of Nullable(Of Decimal))) | Computes the average of a sequence of nullable Decimal values. |
![]() ![]() | Average(IQueryable(Of Nullable(Of Double))) | Computes the average of a sequence of nullable Double values. |
![]() ![]() | Average(IQueryable(Of Nullable(Of Int32))) | Computes the average of a sequence of nullable Int32 values. |
![]() ![]() | Average(IQueryable(Of Nullable(Of Int64))) | Computes the average of a sequence of nullable Int64 values. |
![]() ![]() | Average(IQueryable(Of Nullable(Of Single))) | Computes the average of a sequence of nullable Single values. |
![]() ![]() | Average(IQueryable(Of Single)) | Computes the average of a sequence of Single values. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Decimal))) | Computes the average of a sequence of Decimal values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Double))) | Computes the average of a sequence of Double values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int32))) | Computes the average of a sequence of Int32 values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int64))) | Computes the average of a sequence of Int64 values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Decimal)))) | Computes the average of a sequence of nullable Decimal values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Double)))) | Computes the average of a sequence of nullable Double values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Int32)))) | Computes the average of a sequence of nullable Int32 values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Int64)))) | Computes the average of a sequence of nullable Int64 values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Single)))) | Computes the average of a sequence of nullable Single values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Average(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Single))) | Computes the average of a sequence of Single values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Cast(Of TResult)(IQueryable) | Converts the elements of an IQueryable to the specified type. |
![]() ![]() | Concat(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource)) | Concatenates two sequences. |
![]() ![]() | Contains(Of TSource)(IQueryable(Of TSource), TSource) | Determines whether a sequence contains a specified element by using the default equality comparer. |
![]() ![]() | Contains(Of TSource)(IQueryable(Of TSource), TSource, IEqualityComparer(Of TSource)) | Determines whether a sequence contains a specified element by using a specified IEqualityComparer(Of T). |
![]() ![]() | Count(Of TSource)(IQueryable(Of TSource)) | Returns the number of elements in a sequence. |
![]() ![]() | Count(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Returns the number of elements in the specified sequence that satisfies a condition. |
![]() ![]() | DefaultIfEmpty(Of TSource)(IQueryable(Of TSource)) | Returns the elements of the specified sequence or the type parameter's default value in a singleton collection if the sequence is empty. |
![]() ![]() | DefaultIfEmpty(Of TSource)(IQueryable(Of TSource), TSource) | Returns the elements of the specified sequence or the specified value in a singleton collection if the sequence is empty. |
![]() ![]() | Distinct(Of TSource)(IQueryable(Of TSource)) | Returns distinct elements from a sequence by using the default equality comparer to compare values. |
![]() ![]() | Distinct(Of TSource)(IQueryable(Of TSource), IEqualityComparer(Of TSource)) | Returns distinct elements from a sequence by using a specified IEqualityComparer(Of T) to compare values. |
![]() ![]() | ElementAt(Of TSource)(IQueryable(Of TSource), Int32) | Returns the element at a specified index in a sequence. |
![]() ![]() | ElementAtOrDefault(Of TSource)(IQueryable(Of TSource), Int32) | Returns the element at a specified index in a sequence or a default value if the index is out of range. |
![]() ![]() | Except(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource)) | Produces the set difference of two sequences by using the default equality comparer to compare values. |
![]() ![]() | Except(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource), IEqualityComparer(Of TSource)) | Produces the set difference of two sequences by using the specified IEqualityComparer(Of T) to compare values. |
![]() ![]() | First(Of TSource)(IQueryable(Of TSource)) | Returns the first element of a sequence. |
![]() ![]() | First(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Returns the first element of a sequence that satisfies a specified condition. |
![]() ![]() | FirstOrDefault(Of TSource)(IQueryable(Of TSource)) | Returns the first element of a sequence, or a default value if the sequence contains no elements. |
![]() ![]() | FirstOrDefault(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Returns the first element of a sequence that satisfies a specified condition or a default value if no such element is found. |
![]() ![]() | GroupBy(Of TSource, TKey)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey))) | Groups the elements of a sequence according to a specified key selector function. |
![]() ![]() | GroupBy(Of TSource, TKey)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), IEqualityComparer(Of TKey)) | Groups the elements of a sequence according to a specified key selector function and compares the keys by using a specified comparer. |
![]() ![]() | GroupBy(Of TSource, TKey, TElement)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), Expression(Of Func(Of TSource, TElement))) | Groups the elements of a sequence according to a specified key selector function and projects the elements for each group by using a specified function. |
![]() ![]() | GroupBy(Of TSource, TKey, TElement)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), Expression(Of Func(Of TSource, TElement)), IEqualityComparer(Of TKey)) | Groups the elements of a sequence and projects the elements for each group by using a specified function. Key values are compared by using a specified comparer. |
![]() ![]() | GroupBy(Of TSource, TKey, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), Expression(Of Func(Of TKey, IEnumerable(Of TSource), TResult))) | Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. |
![]() ![]() | GroupBy(Of TSource, TKey, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), Expression(Of Func(Of TKey, IEnumerable(Of TSource), TResult)), IEqualityComparer(Of TKey)) | Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. Keys are compared by using a specified comparer. |
![]() ![]() | GroupBy(Of TSource, TKey, TElement, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), Expression(Of Func(Of TSource, TElement)), Expression(Of Func(Of TKey, IEnumerable(Of TElement), TResult))) | Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. The elements of each group are projected by using a specified function. |
![]() ![]() | GroupBy(Of TSource, TKey, TElement, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), Expression(Of Func(Of TSource, TElement)), Expression(Of Func(Of TKey, IEnumerable(Of TElement), TResult)), IEqualityComparer(Of TKey)) | Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. Keys are compared by using a specified comparer and the elements of each group are projected by using a specified function. |
![]() ![]() | GroupJoin(Of TOuter, TInner, TKey, TResult)(IQueryable(Of TOuter), IEnumerable(Of TInner), Expression(Of Func(Of TOuter, TKey)), Expression(Of Func(Of TInner, TKey)), Expression(Of Func(Of TOuter, IEnumerable(Of TInner), TResult))) | Correlates the elements of two sequences based on key equality and groups the results. The default equality comparer is used to compare keys. |
![]() ![]() | GroupJoin(Of TOuter, TInner, TKey, TResult)(IQueryable(Of TOuter), IEnumerable(Of TInner), Expression(Of Func(Of TOuter, TKey)), Expression(Of Func(Of TInner, TKey)), Expression(Of Func(Of TOuter, IEnumerable(Of TInner), TResult)), IEqualityComparer(Of TKey)) | Correlates the elements of two sequences based on key equality and groups the results. A specified IEqualityComparer(Of T) is used to compare keys. |
![]() ![]() | Intersect(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource)) | Produces the set intersection of two sequences by using the default equality comparer to compare values. |
![]() ![]() | Intersect(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource), IEqualityComparer(Of TSource)) | Produces the set intersection of two sequences by using the specified IEqualityComparer(Of T) to compare values. |
![]() ![]() | Join(Of TOuter, TInner, TKey, TResult)(IQueryable(Of TOuter), IEnumerable(Of TInner), Expression(Of Func(Of TOuter, TKey)), Expression(Of Func(Of TInner, TKey)), Expression(Of Func(Of TOuter, TInner, TResult))) | Correlates the elements of two sequences based on matching keys. The default equality comparer is used to compare keys. |
![]() ![]() | Join(Of TOuter, TInner, TKey, TResult)(IQueryable(Of TOuter), IEnumerable(Of TInner), Expression(Of Func(Of TOuter, TKey)), Expression(Of Func(Of TInner, TKey)), Expression(Of Func(Of TOuter, TInner, TResult)), IEqualityComparer(Of TKey)) | Correlates the elements of two sequences based on matching keys. A specified IEqualityComparer(Of T) is used to compare keys. |
![]() ![]() | Last(Of TSource)(IQueryable(Of TSource)) | Returns the last element in a sequence. |
![]() ![]() | Last(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Returns the last element of a sequence that satisfies a specified condition. |
![]() ![]() | LastOrDefault(Of TSource)(IQueryable(Of TSource)) | Returns the last element in a sequence, or a default value if the sequence contains no elements. |
![]() ![]() | LastOrDefault(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Returns the last element of a sequence that satisfies a condition or a default value if no such element is found. |
![]() ![]() | LongCount(Of TSource)(IQueryable(Of TSource)) | Returns an Int64 that represents the total number of elements in a sequence. |
![]() ![]() | LongCount(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Returns an Int64 that represents the number of elements in a sequence that satisfy a condition. |
![]() ![]() | Max(Of TSource)(IQueryable(Of TSource)) | Returns the maximum value in a generic IQueryable(Of T). |
![]() ![]() | Max(Of TSource, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TResult))) | Invokes a projection function on each element of a generic IQueryable(Of T) and returns the maximum resulting value. |
![]() ![]() | Min(Of TSource)(IQueryable(Of TSource)) | Returns the minimum value of a generic IQueryable(Of T). |
![]() ![]() | Min(Of TSource, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TResult))) | Invokes a projection function on each element of a generic IQueryable(Of T) and returns the minimum resulting value. |
![]() ![]() | OfType(Of TResult)(IQueryable) | Filters the elements of an IQueryable based on a specified type. |
![]() ![]() | OrderBy(Of TSource, TKey)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey))) | Sorts the elements of a sequence in ascending order according to a key. |
![]() ![]() | OrderBy(Of TSource, TKey)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), IComparer(Of TKey)) | Sorts the elements of a sequence in ascending order by using a specified comparer. |
![]() ![]() | OrderByDescending(Of TSource, TKey)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey))) | Sorts the elements of a sequence in descending order according to a key. |
![]() ![]() | OrderByDescending(Of TSource, TKey)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), IComparer(Of TKey)) | Sorts the elements of a sequence in descending order by using a specified comparer. |
![]() ![]() | Reverse(Of TSource)(IQueryable(Of TSource)) | Inverts the order of the elements in a sequence. |
![]() ![]() | Select(Of TSource, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, TResult))) | Projects each element of a sequence into a new form. |
![]() ![]() | Select(Of TSource, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int32, TResult))) | Projects each element of a sequence into a new form by incorporating the element's index. |
![]() ![]() | SelectMany(Of TSource, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, IEnumerable(Of TResult)))) | Projects each element of a sequence to an IEnumerable(Of T) and combines the resulting sequences into one sequence. |
![]() ![]() | SelectMany(Of TSource, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int32, IEnumerable(Of TResult)))) | Projects each element of a sequence to an IEnumerable(Of T) and combines the resulting sequences into one sequence. The index of each source element is used in the projected form of that element. |
![]() ![]() | SelectMany(Of TSource, TCollection, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, IEnumerable(Of TCollection))), Expression(Of Func(Of TSource, TCollection, TResult))) | Projects each element of a sequence to an IEnumerable(Of T) and invokes a result selector function on each element therein. The resulting values from each intermediate sequence are combined into a single, one-dimensional sequence and returned. |
![]() ![]() | SelectMany(Of TSource, TCollection, TResult)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int32, IEnumerable(Of TCollection))), Expression(Of Func(Of TSource, TCollection, TResult))) | Projects each element of a sequence to an IEnumerable(Of T) that incorporates the index of the source element that produced it. A result selector function is invoked on each element of each intermediate sequence, and the resulting values are combined into a single, one-dimensional sequence and returned. |
![]() ![]() | SequenceEqual(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource)) | Determines whether two sequences are equal by using the default equality comparer to compare elements. |
![]() ![]() | SequenceEqual(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource), IEqualityComparer(Of TSource)) | Determines whether two sequences are equal by using a specified IEqualityComparer(Of T) to compare elements. |
![]() ![]() | Single(Of TSource)(IQueryable(Of TSource)) | Returns the only element of a sequence, and throws an exception if there is not exactly one element in the sequence. |
![]() ![]() | Single(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Returns the only element of a sequence that satisfies a specified condition, and throws an exception if more than one such element exists. |
![]() ![]() | SingleOrDefault(Of TSource)(IQueryable(Of 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(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of 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. |
![]() ![]() | Skip(Of TSource)(IQueryable(Of TSource), Int32) | Bypasses a specified number of elements in a sequence and then returns the remaining elements. |
![]() ![]() | SkipWhile(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements. |
![]() ![]() | SkipWhile(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int32, Boolean))) | Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements. The element's index is used in the logic of the predicate function. |
![]() ![]() | Sum(IQueryable(Of Decimal)) | Computes the sum of a sequence of Decimal values. |
![]() ![]() | Sum(IQueryable(Of Double)) | Computes the sum of a sequence of Double values. |
![]() ![]() | Sum(IQueryable(Of Int32)) | Computes the sum of a sequence of Int32 values. |
![]() ![]() | Sum(IQueryable(Of Int64)) | Computes the sum of a sequence of Int64 values. |
![]() ![]() | Sum(IQueryable(Of Nullable(Of Decimal))) | Computes the sum of a sequence of nullable Decimal values. |
![]() ![]() | Sum(IQueryable(Of Nullable(Of Double))) | Computes the sum of a sequence of nullable Double values. |
![]() ![]() | Sum(IQueryable(Of Nullable(Of Int32))) | Computes the sum of a sequence of nullable Int32 values. |
![]() ![]() | Sum(IQueryable(Of Nullable(Of Int64))) | Computes the sum of a sequence of nullable Int64 values. |
![]() ![]() | Sum(IQueryable(Of Nullable(Of Single))) | Computes the sum of a sequence of nullable Single values. |
![]() ![]() | Sum(IQueryable(Of Single)) | Computes the sum of a sequence of Single values. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Decimal))) | Computes the sum of the sequence of Decimal values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Double))) | Computes the sum of the sequence of Double values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int32))) | Computes the sum of the sequence of Int32 values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int64))) | Computes the sum of the sequence of Int64 values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Decimal)))) | Computes the sum of the sequence of nullable Decimal values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Double)))) | Computes the sum of the sequence of nullable Double values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Int32)))) | Computes the sum of the sequence of nullable Int32 values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Int64)))) | Computes the sum of the sequence of nullable Int64 values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Nullable(Of Single)))) | Computes the sum of the sequence of nullable Single values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Sum(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Single))) | Computes the sum of the sequence of Single values that is obtained by invoking a projection function on each element of the input sequence. |
![]() ![]() | Take(Of TSource)(IQueryable(Of TSource), Int32) | Returns a specified number of contiguous elements from the start of a sequence. |
![]() ![]() | TakeWhile(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Returns elements from a sequence as long as a specified condition is true. |
![]() ![]() | TakeWhile(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int32, Boolean))) | Returns elements from a sequence as long as a specified condition is true. The element's index is used in the logic of the predicate function. |
![]() ![]() | ThenBy(Of TSource, TKey)(IOrderedQueryable(Of TSource), Expression(Of Func(Of TSource, TKey))) | Performs a subsequent ordering of the elements in a sequence in ascending order according to a key. |
![]() ![]() | ThenBy(Of TSource, TKey)(IOrderedQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), IComparer(Of TKey)) | Performs a subsequent ordering of the elements in a sequence in ascending order by using a specified comparer. |
![]() ![]() | ThenByDescending(Of TSource, TKey)(IOrderedQueryable(Of TSource), Expression(Of Func(Of TSource, TKey))) | Performs a subsequent ordering of the elements in a sequence in descending order, according to a key. |
![]() ![]() | ThenByDescending(Of TSource, TKey)(IOrderedQueryable(Of TSource), Expression(Of Func(Of TSource, TKey)), IComparer(Of TKey)) | Performs a subsequent ordering of the elements in a sequence in descending order by using a specified comparer. |
![]() ![]() | Union(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource)) | Produces the set union of two sequences by using the default equality comparer. |
![]() ![]() | Union(Of TSource)(IQueryable(Of TSource), IEnumerable(Of TSource), IEqualityComparer(Of TSource)) | Produces the set union of two sequences by using a specified IEqualityComparer(Of T). |
![]() ![]() | Where(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Boolean))) | Filters a sequence of values based on a predicate. |
![]() ![]() | Where(Of TSource)(IQueryable(Of TSource), Expression(Of Func(Of TSource, Int32, Boolean))) | Filters a sequence of values based on a predicate. Each element's index is used in the logic of the predicate function. |
![]() ![]() | Zip(Of TFirst, TSecond, TResult)(IQueryable(Of TFirst), IEnumerable(Of TSecond), Expression(Of Func(Of TFirst, TSecond, TResult))) | Merges two sequences by using the specified predicate function. |

