(PHP 4 >= 4.0.6, PHP 5)
imagesetthickness — Set the thickness for line drawing
imagesetthickness() sets the thickness of the lines drawn when drawing rectangles, polygons, ellipses etc. etc. to thickness pixels.
An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
Vracia TRUE pri úspechu alebe FALSE pri chybe.
Note: Táto funkcia vyžaduje GD 2.0.1 alebo novší.