PHP 循环检测并生成目录 chkDir($dirname,$split='/')

/**
 * @author      F.Z.B <default7@zbphp.com>
 * @description 循环检测目录
 *
 * @param        $dir
 * @param string $split
 *
 * @return bool
 */
function chkDir($dir, $split = &#39;/&#39;)
{
    preg_match_all(&#39;/([^\/]+)\/?/&#39;, str_replace(&#39;\\&#39;, &#39;/&#39;, trim($dir)), $matches);
    if (!empty($matches[1])) {
        $dir = &#39;.&#39;;
        $i = 0;
        $len = count($matches[1]);
        while (true) {
            if ($i >= $len) break;
            $dir .= $split . $matches[1][$i];
            if (!is_dir($dir) && mkdir($dir, 0777)) @chmod($dir, 0777);
            $i++;
        }
    }

    return true;
}

$savePath = '/Uploads/clubImg/2014/09/27/1122_201409272046541186.jpg

chkDir( dirname($savePath) );