# Auto size By default the exported file be automatically auto sized. To change this behaviour you can either change the config or use the setters: // Set auto size for sheet $sheet->setAutoSize(true); // Disable auto size for sheet $sheet->setAutoSize(false); // Disable auto size for columns $sheet->setAutoSize(array( 'A', 'C' )); > The default config setting can be found in: `export.php`.