Laravel error after upload

I have errors after i upload my project

Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /wwwroot/public/index.php on line 53

Parse error: syntax error, unexpected T_STRING in
/wwwroot/public/index.php on line 53

$kernel = $app->make('Illuminate\Contracts\Http\Kernel');
$request = Illuminate\Http\Request::capture();
$response = $kernel->handle($request);


$response->send();
$kernel->terminate($request, $response);