__construct() __construct(mixed $caption = null, \PHPExcel_Chart_Layout $layout = null) : mixed Create a new PHPExcel_Chart_Title Parameters mixed $caption \PHPExcel_Chart_Layout $layout Returns mixed —
setCaption() setCaption(string $caption = null) : \PHPExcel_Chart_Title Set caption Parameters string $caption Returns \PHPExcel_Chart_Title —