php ライブラリ「hashids」を使ってユニークなIDを生成する

composer require hashids/hashids

<出力結果>
Using version ^4.0 for hashids/hashids
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hashids/hashids suggests installing ext-gmp (Required to use GNU multiple precision mathematics (*).)
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<?php
//エラーを表示する
ini_set('display_errors', "On");

require_once __DIR__ . '/vendor/autoload.php';
use Hashids\Hashids;

//任意の文字列を入力
$salt = "FDPVKDSKBOSPERA";

// 文字数を指定。
$hashids = new Hashids($salt, 10);

// 10文字のユニーク文字列が生成される
$id = 1000;
$hashid = $hashids->encode($id);
echo "生成されたIDは「" . $hashid . "」です<br>";

// デコードも可能です
$decodeId = $hashids->decode($hashid);
dd($decodeId);