このような配列をツリー状に表示するにはどうすればよいでしょうか?

このような配列をツリー状に表示するにはどうすればよいでしょうか?

配列<br>
(<br>
[1] => 配列<br>
(<br>
[id] =＆gt;
[名前] = & gt; <br>
[Pid] = & gt; <br>
[2] => 配列<br>
(<br>
[ID] = & gt; 2 <br>
                                                                                                                                                                                                                                                                                                   以来
                                                                                                                                                                                                                                                                                  以来
                                                                                                                                                                                                                                                                  ​ 
(<br>
                                                                                                                                                                                                                        
[名前] =>湖南<br>
[pid] => 2<br>
)<br>
<br>
)<br>
<br>
[3] = & gt; 配列 <br>
(<br>
                                                                                                                                                                                                                                       以来
[名前] = & gt; アメリカ人 <br>
                                                                                                                                                                                                                                                                    以来
)<br>
 <br><br>