File input/output: Difference between revisions

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(→‎{{header|F Sharp|F#}}: comply to task description by using an intermediate variable)
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=={{header|F Sharp|F#}}==
Using an intermediate variable for the input file content is not ideomatic in functional programming. Nevertheless...
 
<lang fsharp>open System.IO
 
let copyFile fromTextFileName toTextFileName =
let readinputContent = File.ReadAllText fromTextFileName
let write file inputContent |> fun text =-> File.WriteAllText(filetoTextFileName, text)
 
[<EntryPoint>]
"input.txt" |> read |> write "output.txt"▼
let main argv =
▲ copyFile "input.txt" |> read |> write "output.txt"
0
</lang>
 
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