From 819cc743eba34cdd25e25f3c6ba5891a8cb6077d Mon Sep 17 00:00:00 2001 From: Louis Pilfold Date: Tue, 12 Dec 2023 13:04:55 +0000 Subject: List functions --- lessons/src/lesson021_list_functions/code.gleam | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 lessons/src/lesson021_list_functions/code.gleam (limited to 'lessons/src/lesson021_list_functions/code.gleam') diff --git a/lessons/src/lesson021_list_functions/code.gleam b/lessons/src/lesson021_list_functions/code.gleam new file mode 100644 index 0000000..8cd4ced --- /dev/null +++ b/lessons/src/lesson021_list_functions/code.gleam @@ -0,0 +1,15 @@ +import gleam/io +import gleam/list + +pub fn main() { + let ints = [0, 1, 2, 3, 4, 5] + + let doubled = list.map(ints, fn(x) { x * 2 }) + io.debug(doubled) + + let even = list.filter(ints, fn(x) { x % 2 == 0 }) + io.debug(even) + + let total = list.fold(ints, from: 0, with: fn(count, e) { count + e }) + io.debug(total) +} -- cgit v1.2.3