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Hello world (F#)

Classical "Hello world" example that prints a message to the console output. This version uses F# printfn function to do the printing.

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// Declare a local value (inferred type is string)
let world = "world"

// Using '%s' format specifier to include string parameter
printfn "Hello %s!" world
val world : string

Full name: Script.world
val printfn : format:Printf.TextWriterFormat<'T> -> 'T

Full name: Microsoft.FSharp.Core.ExtraTopLevelOperators.printfn

More information

Link:http://fssnip.net/q
Posted:14 years ago
Author:Tomas Petricek
Tags: printf , hello world , let

This web site is created using F# and Suave web server. It is hosted on Azure and the source code is on GitHub. Contributions are welcome!

The first version of fssnip.net has been created by @tomaspetricek back in 2010. This web site is a new, open-source and contribution-friendly version.