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QueryBuilder.Count<'T,'Q> Method (F#)

A query operator that returns the number of selected elements.

Namespace/Module Path: Microsoft.FSharp.Linq

Assembly: FSharp.Core (in FSharp.Core.dll)

// Signature:
member this.Count : QuerySource<'T,'Q> -> int

// Usage:
queryBuilder.Count (source)


Type: QuerySource<'T,'Q>

The input query.

The number of elements selected.

For more information and examples, see Query Expressions (F#).

Windows 8, Windows 7, Windows Server 2012, Windows Server 2008 R2

F# Core Library Versions

Supported in: 4.0, Portable

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