随机颜色生成器

随机颜色生成器

<?php function randomColor() {
    $str = &#39;#&#39;;
    for($i = 0 ; $i < 6 ; $i++) {
        $randNum = rand(0 , 15);
        switch ($randNum) {
            case 10: $randNum = &#39;A&#39;; break;
            case 11: $randNum = &#39;B&#39;; break;
            case 12: $randNum = &#39;C&#39;; break;
            case 13: $randNum = &#39;D&#39;; break;
            case 14: $randNum = &#39;E&#39;; break;
            case 15: $randNum = &#39;F&#39;; break;
        }
        $str .= $randNum;
    }
    return $str;
}
$color = randomColor();
echo &#39;Random color: &#39;.$color.&#39;&#39;;
?>