Just PHP FUN 080.

just_php_fun_080.md

Just PHP FUN 080.

• https://www.codewars.com/kata/58319f37aeb69a89a00000c7 Fun with lists: reduce.

Started at 21:50 19.08.2020 Wednesday Aug.
Finished at 22:08 19.08.2020 Wednesday Aug. (0hrs 18minutes)

reduce.php

<?php
# https://www.codewars.com/kata/58319f37aeb69a89a00000c7 Fun with lists: reduce.
function reduce($head, $f, $init) {
  return $head ? reduce($head->next,$f, $f($init,$head->data)): $init;
}
# ------------------------------------------------------------------------------
function reduce($head, $f, $init) {
  while($head){
    $new = $f($init,$head->data);
    echo "new ($init, $head->data) => $new\n";
    $init = $new;
    $head = $head->next;
  }
  return $init;
}