mt_rand

<?php     public function __construct($output = null, string $charset = null, int $flags = 0)

    {

        AbstractDumper::__construct($output, $charset, $flags);

        $this->dumpId = 'sf-dump-'.mt_rand();

        $this->displayOptions['fileLinkFormat'] = ini_get('xdebug.file_link_format') ?: get_cfg_var('xdebug.file_link_format');

        $this->styles = static::$themes['dark'] ?? self::$themes['dark'];

    }

<?php     {

        $this->extraDisplayOptions = $extraDisplayOptions;

        $result = parent::dump($data, $output);

        $this->dumpId = 'sf-dump-'.mt_rand();



        return $result;

    }