对
PHP2个
函数将颜色值转换为16进制数字,将16进制数字转换为颜色值感兴趣的小伙伴,下面一起跟随编程之家 jb51.cc的小编两巴掌来看看吧!
/**
* PHP2个函数将颜色值转换为16进制数字,将16进制数字转换为颜色值
*
* @param
* @arrange 512-笔记网: www.512Pic.com
**/
<?PHP
function toHex($N) {
if ($N==NULL) return "00";
if ($N==0) return "00";
$N=max(0,$N);
$N=min($N,255);
$N=round($N);
$string = "0123456789ABCDEF";
$val = (($N-$N%16)/16);
$s1 = $string{$val};
$val = ($N%16);
$s2 = $string{$val};
return $s1.$s2;
}
function rgb2hex($r,$g,$b){
return toHex($r).toHex($g).toHex($b);
}
function hex2rgb($N){
$dou = str_split($N,2);
return array(
"R" => hexdec($dou[0]),"G" => hexdec($dou[1]),"B" => hexdec($dou[2])
);
}
echo rgb2hex(106,48,48);
echo '<p> </p>';
print_r(hex2rgb("6A3030"));
/*** 来自编程之家 jb51.cc(jb51.cc) ***/