title: PHP SimpleXLSX can not read excel(.xlsx) file
body: <p><a href="https://github.com/shuchkin/simplexlsx" rel="nofollow noreferrer">SimpleXLSX</a> can not read excel file that generated using <a href="https://github.com/mk-j/PHP_XLSXWriter" rel="nofollow noreferrer">PHP_XLSXWriter</a>.</p>
  
  <p>Code of XLSXWriter:</p>
  
  <pre><code>header('Content-Disposition: attachment; filename="'.XLSXWriter::sanitize_filename($file_name).'"');
  header('Content-Type:   application/vnd.openxmlformats-officedocument.spreadsheetml.sheet; charset=utf-8');
  header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
  header("Expires: 0");
  header("Cache-Control: private",false);
  
  $writer = new XLSXWriter();
  
  $writer-&gt;writeToFile(DIR_EXCEL . $file_name) //file path in bracket
  </code></pre>
  
  <blockquote>
    <p><a href="https://github.com/shuchkin/simplexlsx" rel="nofollow noreferrer">SimpleXLSX</a> can read manually generated Excel(.xlsx)  file.</p>
  </blockquote>