image.grayscale()
Converts a image to grayscale.
image.grayscale( )
Returns: Image
This function does not take any arguments.
Examples
img=imageRead("https://hostek.com/blog/wp-content/uploads/2015/11/magician_lucee_wide.jpg");
img.GrayScale();
imageresize(img, "20%","200");
cfimage(action="writeToBrowser",source=img);