makeChart(filename)

Generates the chart image and save it into a file.

ChartDirector supports PNG, JPG, GIF, WBMP and BMP. The format used are selected based on file extension, which should be png, jpg, jpeg, gif, wbmp, wmp or bmp.

Argument	Default	Description
filename	(Mandatory)	The name of the file to save the image.

A true (non-zero) value indicates no error. A false (zero) value indicates the operation is unsuccessful.