• Skip to primary navigation
  • Skip to content
  • Skip to footer
Numerics.NET
Try Free Buy Now Find Anything Sign In Account
  • Welcome
  • .NET Libraries
  • Write Great Code
  • 30 Day Free Trial
  • Pricing
  • Your account
  • QuickStart Samples
  • Nuget Packages
  • Documentation
    • Latest
    • What's New
    • In depth: Tensors
      • Version 8.1
        • Deployment Guide
        • Nuget packages
        • Configuration
        • Using Parallelism
        • Mathematics Library User's Guide
        • Vector and Matrix Library User's Guide
        • Data Analysis Library User's Guide
        • Statistics Library User's Guide
        • Data Access Library User's Guide
        • Reference
          • Extreme
          • Extreme.Collections
          • Extreme.Data
          • Extreme.Data.Json
          • Extreme.Data.Matlab
          • Extreme.Data.R
          • Extreme.Data.Stata
          • Extreme.Data.Text
          • Extreme.DataAnalysis
          • Extreme.DataAnalysis.Linq
            • LinqExtensions
            • LinqExtensions.DataFrameGrouping<TKey, R, C>
            • LinqExtensions.DataFrameLookup<TKey, R, C>
            • LinqExtensions.Grouping<TKey, T>
            • LinqExtensions.Lookup<TKey, T>
              • Constructor
              • Properties
                • Count
                • Item
              • Methods
          • Extreme.DataAnalysis.Models
          • Extreme.Mathematics
          • Extreme.Mathematics.Algorithms
          • Extreme.Mathematics.Calculus
          • Extreme.Mathematics.Calculus.OrdinaryDifferentialEquations
          • Extreme.Mathematics.Curves
          • Extreme.Mathematics.Curves.Nonlinear
          • Extreme.Mathematics.Distributed
          • Extreme.Mathematics.EquationSolvers
          • Extreme.Mathematics.Generic
          • Extreme.Mathematics.LinearAlgebra
          • Extreme.Mathematics.LinearAlgebra.Implementation
          • Extreme.Mathematics.LinearAlgebra.IterativeSolvers
          • Extreme.Mathematics.LinearAlgebra.IterativeSolvers.Preconditioners
          • Extreme.Mathematics.Optimization
          • Extreme.Mathematics.Optimization.LineSearches
          • Extreme.Mathematics.Random
          • Extreme.Mathematics.SignalProcessing
          • Extreme.Providers
          • Extreme.Providers.InteropServices
          • Extreme.Statistics
          • Extreme.Statistics.Distributions
          • Extreme.Statistics.Multivariate
          • Extreme.Statistics.Tests
          • Extreme.Statistics.TimeSeriesAnalysis
  • Contact Us
  • Blog

This is documentation for an old release of Numerics.NET (version 8.1). Read this page in the documentation of the latest stable release (version 9.0).

  1. Home
  2. Documentation
  3. Version 8.1
  4. Reference
  5. Extreme.DataAnalysis.Linq
  6. LinqExtensions.Lookup<TKey, T>
  7. Properties
C# Visual Basic C++/CLI F#

Lookup<TKey, T> Properties

On this page

  • Properties
  • See Also

Properties

Count Gets the number of key/value collection pairs.
Item Gets the sequence of values indexed by the specified key.

See Also

Reference

LinqExtensions.Lookup<TKey, T> Class
Extreme.DataAnalysis.Linq Namespace
On this page
  • Properties
  • See Also
Copyright © 2003-2024, Extreme Optimization. All rights reserved.
Numerics.NET, Extreme Optimization, Complexity made simple, M#, and M Sharp are trademarks of ExoAnalytics Inc.
Microsoft, C#, Visual Basic, Visual Studio, and the Optimized for Visual Studio logo
are registered trademarks of Microsoft Corporation.