for($i=1; $i<=count($_FILES); $i++)
{
$attachment1 = $_FILES['client_attachment']['name'];
}
$arr = implode(',', $attachment1);
$query = "INSERT INTO tbl_docs(id, post_id, client_docs) VALUES('','".$_POST['post_ID']."', '".implode(',', $attachment1)."')");
単一の列に複数の画像を追加する方法は?