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My attempts at exercism.org
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611 B · 23 lines
PHP
at main
123456789101112131415161718192021222324<?php
class LuckyNumbers{ public function sumUp(array $digitsOfNumber1, array $digitsOfNumber2): int { return (int) implode('', $digitsOfNumber1) + (int) implode('', $digitsOfNumber2); }
public function isPalindrome(int $number): bool { return $number == implode('', array_reverse(str_split((string) $number))); }
public function validate(string $input): string { return match (true) { $input == '' => 'Required field', (int) $input <= 0 => 'Must be a whole number larger than 0', default => '', }; }}