php颜色转换函数hex-rgb(将十六进制格式转成十进制格式)_PHP教程
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2022-04-27 10:56:59
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复制代码 代码如下:
function hex2rgb($colour) {
if ($colour [0] == '#') {
$colour = substr ( $colour, 1 );
}
if (strlen ( $colour ) == 6) {
list ( $r, $g, $b ) = array ($colour [0] . $colour [1], $colour [2] . $colour [3], $colour [4] . $colour [5] );
} elseif (strlen ( $colour ) == 3) {
list ( $r, $g, $b ) = array ($colour [0] . $colour [0], $colour [1] . $colour [1], $colour [2] . $colour [2] );
} else {
return false;
}
$r = hexdec ( $r );
$g = hexdec ( $g );
$b = hexdec ( $b );
return array ('red' => $r, 'green' => $g, 'blue' => $b );
}
$b = hex2rgb ( "#ff0" );
print_r ( $b );
?>
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