F#·F# essentials

Setup and syntax

F# is functional-first with lightweight syntax and .NET interop.

Intermediate 10 min read Lesson 1 of 150 Challenge included
What you will be able to do
  • Use let for values.
  • Indentation defines blocks.
  • Run with dotnet fsi.

In plain English

F# is functional-first with lightweight syntax and .NET interop.

  • Use let for values.
  • Indentation defines blocks.
  • Run with dotnet fsi.
hello.fsxFSHARP
let name = "Ada"
let scores = [90; 85; 88]
printfn "Hello, %s" name
printfn "%d" (List.sum scores)
Your turn

Explain it back

Easy

Answer from memory: Which keyword binds a value?

TEXT · starter
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Knowledge checkQuestion 1

Which keyword binds a value?

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