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:
