imagesetstyle() sets the style
to be used by all line drawing functions (such as
imageline() and
imagepolygon()) when drawing with
the special color IMG_COLOR_STYLED
or lines of images with color
IMG_COLOR_STYLEDBRUSHED.
The style parameter is
an array of pixels. Following example script draws a dashed
line from upper left to lower right corner of the canvas:
See also imagesetbrush(),
imageline().
注: This function was added in PHP 4.0.6