]*>(.*?)<\/title>/i'; // Matches the value inside a html title tag const DEFAULT_QR_CODE_SIZE = 300; const DEFAULT_QR_CODE_MARGIN = 0; const DEFAULT_QR_CODE_FORMAT = 'png'; const DEFAULT_QR_CODE_ERROR_CORRECTION = 'l'; const DEFAULT_QR_CODE_ROUND_BLOCK_SIZE = true; const MIN_TASK_WORKERS = 4;