(PHP 4 >= 4.0.1, PHP 5, PHP 7)
imagecolorclosesthwb — Get the index of the color which has the hue, white and blackness
$image
, int $red
, int $green
, int $blue
)Get the index of the color which has the hue, white and blackness nearest the given color.
imageAn image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
redValue of red component.
greenValue of green component.
blueValue of blue component.
Returns an integer with the index of the color which has the hue, white and blackness nearest the given color.
Example #1 Example of using imagecolorclosesthwb()
<?php
$im = imagecreatefromgif('php.gif');
echo 'HWB: ' . imagecolorclosesthwb($im, 116, 115, 152);
imagedestroy($im);
?>
The above example will output something similar to:
HWB: 33
| Version | Description |
|---|---|
| 5.3.0 | This function is now available on Windows |