Online PHP editor | output for MFqsQ

@ 2021-02-24T16:19:39Z

<?php

namespace Janken;

use Closure;

const WIN_LOSE_TABLE = [
    'グー' => ['チョキ' => 1, 'パー' => -1],
    'チョキ' => ['パー' => 1, 'グー' => -1],
    'パー' => ['グー' => 1, 'チョキ' => -1],
];

const EMOJI_TABLE = [
    'グー' => '✊',
    'チョキ' => '✌',
    'パー' => '🖐',
];

$printer = fn(string $my_hand, string $your_hand, int $result): string =>
    sprintf("[%s vs %s] %s",
        EMOJI_TABLE[$my_hand],
        EMOJI_TABLE[$your_hand],
        match ($result) {
            -1 => 'あなたの負け',
            0 => 'あいこ',
            1 => 'あなたの勝ち',
        }
    );

foreach (['グー', 'チョキ', 'パー'] as $my_hand) {
    foreach (['グー', 'チョキ', 'パー'] as $your_hand) {
        echo battle($my_hand, $your_hand, $printer), PHP_EOL;
    }
}

function battle(string $my_hand, string $your_hand, Closure $printer): string
{
    return $printer($my_hand, $your_hand, WIN_LOSE_TABLE[$my_hand][$your_hand] ?? 0);
}

Output for 8.0.0 - 8.0.3, 8.1.23 - 8.1.33, 8.2.10 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: [✊ vs ✊] あいこ [✊ vs ✌] あなたの勝ち [✊ vs 🖐] あなたの負け [✌ vs ✊] あなたの負け [✌ vs ✌] あいこ [✌ vs 🖐] あなたの勝ち [🖐 vs ✊] あなたの勝ち [🖐 vs ✌] あなたの負け [🖐 vs 🖐] あいこ
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 7.4.0 - 7.4.16: Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /in/MFqsQ on line 24
Process exited with code 255.
Output for 7.3.0 - 7.3.27: Parse error: syntax error, unexpected '$my_hand' (T_VARIABLE), expecting ')' in /in/MFqsQ on line 19
Process exited with code 255.

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