(PHP 4, PHP 5, PHP 7, PHP 8)
imagefill — Flood fill
Performs a flood fill starting at the given coordinate (top left is 0, 0)
with the given color
in the
image
.
image
Una risorsa immagine, restituita da una delle funzioni di creazione immagine, come imagecreatetruecolor().
x
x-coordinate of start point.
y
y-coordinate of start point.
color
The fill color. A color identifier created with imagecolorallocate().
Versione | Descrizione |
---|---|
8.0.0 |
image expects a GdImage
instance now; previously, a valid gd resource was expected.
|
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);
?>
Il precedente esempio visualizzerà qualcosa simile a: