Learn F#

What Is F#? Why Learn F#? What Can You Do With F#? Installing F# Setting Up Your Environment Your First Program How F# Code Runs Values and Immutability Data Types Type Inference Strings Numbers and Math Booleans and Comparisons if/then/else Expressions Functions Pipelines and Composition Currying and Partial Application Lambdas and Higher-Order Functions Tuples Lists Arrays and Sequences Working with Collections Loops Pattern Matching Basics Options: No More null Input and Command-Line Arguments Comments and Style

Records Discriminated Unions Pattern Matching in Depth Result and Error Handling Exceptions Maps and Sets Sequence Expressions and Laziness Recursion and Tail Calls Modules and Namespaces Generics Classes and Members Interfaces, Inheritance, and Object Expressions Strings and Regular Expressions Working with Files Mutable .NET Collections Projects and NuGet Packages Active Patterns Units of Measure

Computation Expressions Writing Your Own Computation Expression Async and Task Agents with MailboxProcessor Designing with Types Inline Functions and SRTP Type Providers Interop with C# and .NET JSON and Serialization Testing with Expecto and xUnit Web Development with Giraffe, Saturn, and Falco Fable: F# in the Browser Scripting with .fsx Performance Shipping F# to Production