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File: /home/honghock/www/wp-content/plugins/elementor/modules/variables/classes/variables.php
<?php

namespace Elementor\Modules\Variables\Classes;

use Elementor\Modules\Variables\Storage\Repository as Variables_Repository;

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly.
}

class Variables {
	private static $lookup = [];

	public static function init( Variables_Repository $repository ) {
		self::$lookup = $repository->variables();
	}

	public static function by_id( string $id ) {
		return self::$lookup[ $id ] ?? null;
	}
}