$r1 = hexdec(substr("FF0000",0,2));
$g1 = hexdec(substr("FF0000",2,4));
$b1 = hexdec(substr("FF0000",4,6));或$c = hexdec("FF0000");
$r = ($c>>16) & 0xff;
$g = ($c>>8) & 0xff;
$b = $c & 0xff;
$g1 = hexdec(substr("FF0000",2,4));
$b1 = hexdec(substr("FF0000",4,6));或$c = hexdec("FF0000");
$r = ($c>>16) & 0xff;
$g = ($c>>8) & 0xff;
$b = $c & 0xff;
解决方案 »
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