PHP删除指定文件夹根目录指定日期之前文件

file_delete = "home/meeta/my.php";

if (unlink($file_delete)) {
echo "The file was deleted successfully.", "n";
} else {
echo "The specified file could not be deleted. Please try again.", "n";
}
?>

$myfile = "./test1.txt";
if (file_exists($myfile)) {
$result=unlink ($myfile);
echo $result;
}
?>

function del_dir($dir){    //删除目录
    if(!($mydir=@dir($dir))){
        return;
    }
    while($file=$mydir->read()){
        if(is_dir("$dir$file") && $file!='.' && $file!='..'){
            @chmod("$dir$file", 0777);
            del_dir("$dir$file");
        }elseif(is_file("$dir/$file")){
            $file_time=@stat($file);    //读取文件的最后更新时间
            if(time()-$file_time>3600*24*14){
                @chmod("$dir/$file", 0777);
                @unlink("$dir/$file");
            }
        }
    }
    $mydir->close();
    @chmod($dir, 0777);
    @rmdir($dir);
}
?>