Php/docs/function.imagefill
From Get docs
imagefill
(PHP 4, PHP 5, PHP 7)
imagefill — Flood fill
Description
imagefill
( resource $image
, int $x
, int $y
, int $color
) : bool
Performs a flood fill starting at the given coordinate (top left is 0, 0)
with the given color
in the
image
.
Parameters
image
- An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
x
- x-coordinate of start point.
y
- y-coordinate of start point.
color
- The fill color. A color identifier created with imagecolorallocate().
Return Values
Returns TRUE
on success or FALSE
on failure.
Examples
Example #1 imagefill() example
<?php$im = imagecreatetruecolor(100, 100);// sets background to red$red = imagecolorallocate($im, 255, 0, 0);imagefill($im, 0, 0, $red);header('Content-type: image/png');imagepng($im);imagedestroy($im);?>
The above example will output something similar to: