php遍历文件夹

scandir(directory,sorting_order,context);

/**

 * 使用scandir 遍历目录

 *

 * @param $path

 * @return array

 */

function getDir($path)

{

    //判断目录是否为空

    if(!file_exists($path)) {

        return [];

    }

    $files = scandir($path);

    $fileItem = [];

    foreach($files as $v) {

        $newPath = $path .DIRECTORY_SEPARATOR . $v;

        if(is_dir($newPath) && $v != '.' && $v != '..') {

            $fileItem = array_merge($fileItem, getDir($newPath));

        }else if(is_file($newPath)){

            $fileItem[] = $newPath;

        }

    }

    return $fileItem;

}