(PHP 4 >= 4.0.1, PHP 5, PHP 7)
imagecolorclosesthwb — 取锟斤拷锟斤拷锟斤拷锟斤拷锟缴拷锟接斤拷锟斤拷色锟饺的黑帮拷色锟斤拷锟斤拷锟斤拷
$image
, int $red
, int $green
, int $blue
) : int取锟斤拷锟斤拷锟斤拷锟斤拷锟缴拷锟接斤拷锟斤拷色锟饺的黑帮拷色锟斤拷锟斤拷锟斤拷锟斤拷
image锟斤拷图锟襟创斤拷锟斤拷锟斤拷(锟斤拷锟斤拷imagecreatetruecolor())锟斤拷锟截碉拷图锟斤拷锟斤拷源锟斤拷
red锟斤拷色锟缴分碉拷值锟斤拷
green锟斤拷色锟缴分碉拷值锟斤拷
blue锟斤拷色锟缴分碉拷值锟斤拷
锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟角革拷锟斤拷锟斤拷色锟斤拷咏锟斤拷锟缴拷鹊暮诎锟缴拷锟斤拷锟斤拷锟斤拷锟�
Example #1 使锟斤拷 imagecolorclosesthwb() 锟斤拷锟斤拷锟斤拷
<?php
$im = imagecreatefromgif('php.gif');
echo 'HWB: ' . imagecolorclosesthwb($im, 116, 115, 152);
imagedestroy($im);
?>
锟斤拷锟斤拷锟斤拷锟教碉拷锟斤拷锟斤拷锟斤拷锟斤拷冢锟�
HWB: 33
| 锟芥本 | 说锟斤拷 |
|---|---|
| 5.3.0 | 锟斤拷 Windows 平台锟较匡拷锟斤拷 |