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imagefill
Flood fill
(PHP 4, PHP 5)
bool imagefill ( resource image, int x, int y, int color )
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()
Examples
Example 1007. 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:
See Also
| imagecolorallocate() |