OCaml·OCaml essentials

Small program

Combine variants, lists and modules into a report.

Advanced 10 min read Lesson 5 of 150 Challenge included
What you will be able to do
  • Model with a variant.
  • Sum with fold_left.
  • Print the result.

In plain English

Combine variants, lists and modules into a report.

  • Model with a variant.
  • Sum with fold_left.
  • Print the result.
report.mlOCAML
let total values = List.fold_left ( + ) 0 values

let () =
  let minutes = [12; 18; 9] in
  Printf.printf "Total: %d\n" (total minutes)
Your turn

Explain it back

Easy

Answer from memory: Which function folds a list from the left?

TEXT · starter
Your answer…
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Knowledge checkQuestion 1

Which function folds a list from the left?

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Lesson 5 of 150 · 0% of course