Question

How to filter array in F#

Answer 1

let arr = [| 1 .. 10|]

printfn "%A" arr

let arr1 = Array.filter (fun elem -> elem % 2 = 0) arr
 
printfn "%A" arr1



  
(* 
run:
  
[|1; 2; 3; 4; 5; 6; 7; 8; 9; 10|]
[|2; 4; 6; 8; 10|]
  
*)

 

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