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My attempts at exercism.org
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503 B · 30 lines
PHP
at main
123456789101112131415161718192021222324252627282930<?php
function language_list(string ...$languages){ return $languages;}
function add_to_language_list(array $language_list, string $language) { $language_list[] = $language;
return $language_list;}
function prune_language_list($language_list) { array_shift($language_list);
return $language_list;}
function current_language($language_list){ return $language_list[0] || null;}
function language_list_length($language_list){ return count($language_list);}