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@ 2024-10-29T23:26:49Z

<?php

class LuckyNumbers
{
    public function sumUp(array $digitsOfNumber1, array $digitsOfNumber2): int
    {
        $convNum1 = (int) implode($digitsOfNumber1);
        $convNum2 = (int) implode($digitsOfNumber2);

        return $convNum1+ $convNum2;
        
        throw new \BadFunctionCallException("Implement the function");
    }

    public function isPalindrome(int $number): bool
    {
        // Reversing steps:-
        $numberString = (string) $number;
        $reverseNumberString = strrev($numberString);
        $reverseNumber = (int) $reverseNumberString;

        return $number == $reverseNumber;
        
        throw new \BadFunctionCallException("Implement the function");
    }

    public function validate(string $input): string
    {
        if ($input <= 0) {
            echo "Must be a whole number larger than 0";
        }

        if ($input == '') {
            echo "Required field";
        }
    }
}

$lucky_numbers = new LuckyNumbers();
$lucky_numbers->validate('123');

Output for git.master_jit, git.master: Fatal error: Uncaught TypeError: LuckyNumbers::validate(): Return value must be of type string, none returned in /in/sa7qN:36 Stack trace: #0 /in/sa7qN(40): LuckyNumbers->validate('123') #1 {main} thrown in /in/sa7qN on line 36
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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