PHPExcel Make first row bold

Question

I am trying to make cells in first row are bold.

This is the method I have created for that purpose.

function ExportToExcel($tittles,$excel_name)
 {
         


        

Answer 1

$objPHPExcel->getActiveSheet()->getStyle('1:1')->getFont()->setBold(true);

That way you get the complete first row