Supported Versions: PHP 4, PHP 5, PHP 7, PHP 8
Convert binary data into hexadecimal representation
<?php bin2hex(string $string): string
<?php     public static function setUpBeforeClass(): void

    {

        static::$adapterPrefix = 'ci/' . bin2hex(random_bytes(10));

    }



    protected function tearDown(): void
<?php     public static function setUpBeforeClass(): void

    {

        static::$adapterPrefix = getenv('FLYSYSTEM_AWS_S3_PREFIX') ?: 'ci/' . bin2hex(random_bytes(10));

    }



    protected function tearDown(): void
<?php     public static function setUpBeforeClass(): void

    {

        static::$adapterPrefix = 'ci/' . bin2hex(random_bytes(10));

    }



    protected static function createFilesystemAdapter(): FilesystemAdapter