質問編集履歴
2
質問文を修正しました
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### 追記
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回答いただきました方法と[こちら](https://qiita.com/yorozuone/items/736a3cda7264046d6f3e)を参考に実行しましたら下記のように表示されました。
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コメントアウトを外した場合構文エラーとなります。
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最初に示しましたツリーのようにするにはどう出力したらよろしいのでしょうか？
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```ここに言語を入力
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Array
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[name] => アメリカ
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[1] => アラスカ
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[subject] => トランプ.1
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[2] => マイク
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[10] => アメリカ
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[11] => トランプ.1
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[name] => アメリカ
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[1] => アリゾナ
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[subject] => トランプ.1
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[2] => ダグ
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[body] => Thanks
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[updated_at] => 2020-03-26 10:28:31
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[10] => アメリカ
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[11] => トランプ.1
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[12] => Thanks
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[0] => 1421
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[name] => アメリカ
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[1] => カリフォルニア
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[subject] => トランプ.1
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[2] => キャビン
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[body] => Thanks
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[11] => トランプ.1
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[0] => 1422
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[name] => アメリカ
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[1] => コロラド
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[subject] => トランプ.1
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[2] => ジャレド
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[body] => Thanks
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[11] => トランプ.1
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[name] => アメリカ
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[1] => フロリダ
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[subject] => トランプ.1
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[2] => ロン
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[body] => Thanks
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[11] => トランプ.1
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[12] => Thanks
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```
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```php
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$stmt=$db->prepare("select * from t_bbs as t1 left join t_bbs as t2 on t1.parent_id = t2.id where t2.deleted_at is not null order by t2.id desc;");
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$stmt->execute();
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$row = $stmt->fetchAll();
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// foreach($rows as $row){
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// }
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// 再帰で関数を呼び出します。
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// RecursionArray($row, 0, $rows, 0);
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// 実行結果表示
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echo('<pre>');
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print_r($row);
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echo('</pre>');
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// 再帰処理用の関数です。
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// function RecursionArray($row, $ParentId, &$rows, $hierarchy) {
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//
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// foreach($row as $v) {
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// if ($v['ParentId'] == $ParentId) {
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// $rows[] = row_repeat('－', $hierarchy).$v['name'];
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// RecursionArray($row, $v['Id'], $rows, $hierarchy+1);
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// }
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// }
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// }
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// while ($rows = $stmt->fetchAll()) {
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// $rows[] = $row;
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// var_dump($rows);
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// }
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```
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1
追記しました。
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -139,3 +139,393 @@
|
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139
139
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140
140
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141
141
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```
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+
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### 追記
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146
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+
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147
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+
回答いただきました方法と[こちら](https://qiita.com/yorozuone/items/736a3cda7264046d6f3e)を参考に実行しましたら下記のように表示されました。
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148
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149
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+
コメントアウトを外した場合構文エラーとなります。
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150
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151
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+
最初に示しましたツリーのようにするにはどう出力したらよろしいのでしょうか？
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152
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153
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```ここに言語を入力
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Array
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(
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[0] => Array
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(
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[id] => 1418
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[0] => 1419
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[name] => アメリカ
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[1] => アラスカ
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[subject] => トランプ.1
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[2] => マイク
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[body] => Thanks
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[3] => Thanks
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[parent_id] =>
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[4] => 1418
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[post_user] =>
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[5] =>
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[created_at] => 2020-03-17 13:42:24
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[6] => 2020-03-17 13:42:24
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[updated_at] => 2020-03-26 10:28:31
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[7] => 2020-03-18 14:28:50
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[deleted_at] => 2020-03-26 10:28:31
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[8] =>
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[9] => 1418
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[10] => アメリカ
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[11] => トランプ.1
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[12] => Thanks
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[13] =>
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[14] =>
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[15] => 2020-03-17 13:42:24
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[16] => 2020-03-26 10:28:31
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[17] => 2020-03-26 10:28:31
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)
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[1] => Array
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223
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(
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[id] => 1418
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227
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[0] => 1420
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228
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+
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229
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[name] => アメリカ
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230
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+
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231
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[1] => アリゾナ
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232
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+
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233
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+
[subject] => トランプ.1
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234
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+
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235
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+
[2] => ダグ
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236
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[body] => Thanks
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238
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+
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239
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+
[3] => Thanks
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+
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241
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[parent_id] =>
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242
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[4] => 1418
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[post_user] =>
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[5] =>
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[created_at] => 2020-03-17 13:42:24
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250
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+
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251
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[6] => 2020-03-17 13:42:24
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253
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[updated_at] => 2020-03-26 10:28:31
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255
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[7] => 2020-03-18 14:28:50
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[deleted_at] => 2020-03-26 10:28:31
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[8] =>
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[9] => 1418
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263
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[10] => アメリカ
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264
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+
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265
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+
[11] => トランプ.1
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266
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+
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267
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+
[12] => Thanks
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268
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+
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269
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+
[13] =>
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270
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+
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[14] =>
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273
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[15] => 2020-03-17 13:42:24
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[16] => 2020-03-26 10:28:31
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276
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[17] => 2020-03-26 10:28:31
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)
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280
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[2] => Array
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284
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+
|
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285
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+
(
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286
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+
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287
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[id] => 1418
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288
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+
|
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289
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+
[0] => 1421
|
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290
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+
|
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291
|
+
[name] => アメリカ
|
|
292
|
+
|
|
293
|
+
[1] => カリフォルニア
|
|
294
|
+
|
|
295
|
+
[subject] => トランプ.1
|
|
296
|
+
|
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297
|
+
[2] => キャビン
|
|
298
|
+
|
|
299
|
+
[body] => Thanks
|
|
300
|
+
|
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301
|
+
[3] => Thanks
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302
|
+
|
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303
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+
[parent_id] =>
|
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304
|
+
|
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305
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+
[4] => 1418
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306
|
+
|
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307
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+
[post_user] =>
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308
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+
|
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309
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+
[5] =>
|
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310
|
+
|
|
311
|
+
[created_at] => 2020-03-17 13:42:24
|
|
312
|
+
|
|
313
|
+
[6] => 2020-03-17 13:42:24
|
|
314
|
+
|
|
315
|
+
[updated_at] => 2020-03-26 10:28:31
|
|
316
|
+
|
|
317
|
+
[7] => 2020-03-18 14:28:50
|
|
318
|
+
|
|
319
|
+
[deleted_at] => 2020-03-26 10:28:31
|
|
320
|
+
|
|
321
|
+
[8] =>
|
|
322
|
+
|
|
323
|
+
[9] => 1418
|
|
324
|
+
|
|
325
|
+
[10] => アメリカ
|
|
326
|
+
|
|
327
|
+
[11] => トランプ.1
|
|
328
|
+
|
|
329
|
+
[12] => Thanks
|
|
330
|
+
|
|
331
|
+
[13] =>
|
|
332
|
+
|
|
333
|
+
[14] =>
|
|
334
|
+
|
|
335
|
+
[15] => 2020-03-17 13:42:24
|
|
336
|
+
|
|
337
|
+
[16] => 2020-03-26 10:28:31
|
|
338
|
+
|
|
339
|
+
[17] => 2020-03-26 10:28:31
|
|
340
|
+
|
|
341
|
+
)
|
|
342
|
+
|
|
343
|
+
|
|
344
|
+
|
|
345
|
+
[3] => Array
|
|
346
|
+
|
|
347
|
+
(
|
|
348
|
+
|
|
349
|
+
[id] => 1418
|
|
350
|
+
|
|
351
|
+
[0] => 1422
|
|
352
|
+
|
|
353
|
+
[name] => アメリカ
|
|
354
|
+
|
|
355
|
+
[1] => コロラド
|
|
356
|
+
|
|
357
|
+
[subject] => トランプ.1
|
|
358
|
+
|
|
359
|
+
[2] => ジャレド
|
|
360
|
+
|
|
361
|
+
[body] => Thanks
|
|
362
|
+
|
|
363
|
+
[3] => Thanks
|
|
364
|
+
|
|
365
|
+
[parent_id] =>
|
|
366
|
+
|
|
367
|
+
[4] => 1418
|
|
368
|
+
|
|
369
|
+
[post_user] =>
|
|
370
|
+
|
|
371
|
+
[5] =>
|
|
372
|
+
|
|
373
|
+
[created_at] => 2020-03-17 13:42:24
|
|
374
|
+
|
|
375
|
+
[6] => 2020-03-17 13:42:24
|
|
376
|
+
|
|
377
|
+
[updated_at] => 2020-03-26 10:28:31
|
|
378
|
+
|
|
379
|
+
[7] => 2020-03-18 14:28:50
|
|
380
|
+
|
|
381
|
+
[deleted_at] => 2020-03-26 10:28:31
|
|
382
|
+
|
|
383
|
+
[8] =>
|
|
384
|
+
|
|
385
|
+
[9] => 1418
|
|
386
|
+
|
|
387
|
+
[10] => アメリカ
|
|
388
|
+
|
|
389
|
+
[11] => トランプ.1
|
|
390
|
+
|
|
391
|
+
[12] => Thanks
|
|
392
|
+
|
|
393
|
+
[13] =>
|
|
394
|
+
|
|
395
|
+
[14] =>
|
|
396
|
+
|
|
397
|
+
[15] => 2020-03-17 13:42:24
|
|
398
|
+
|
|
399
|
+
[16] => 2020-03-26 10:28:31
|
|
400
|
+
|
|
401
|
+
[17] => 2020-03-26 10:28:31
|
|
402
|
+
|
|
403
|
+
)
|
|
404
|
+
|
|
405
|
+
|
|
406
|
+
|
|
407
|
+
[4] => Array
|
|
408
|
+
|
|
409
|
+
(
|
|
410
|
+
|
|
411
|
+
[id] => 1418
|
|
412
|
+
|
|
413
|
+
[0] => 1423
|
|
414
|
+
|
|
415
|
+
[name] => アメリカ
|
|
416
|
+
|
|
417
|
+
[1] => フロリダ
|
|
418
|
+
|
|
419
|
+
[subject] => トランプ.1
|
|
420
|
+
|
|
421
|
+
[2] => ロン
|
|
422
|
+
|
|
423
|
+
[body] => Thanks
|
|
424
|
+
|
|
425
|
+
[3] => Thanks
|
|
426
|
+
|
|
427
|
+
[parent_id] =>
|
|
428
|
+
|
|
429
|
+
[4] => 1418
|
|
430
|
+
|
|
431
|
+
[post_user] =>
|
|
432
|
+
|
|
433
|
+
[5] =>
|
|
434
|
+
|
|
435
|
+
[created_at] => 2020-03-17 13:42:24
|
|
436
|
+
|
|
437
|
+
[6] => 2020-03-17 13:42:24
|
|
438
|
+
|
|
439
|
+
[updated_at] => 2020-03-26 10:28:31
|
|
440
|
+
|
|
441
|
+
[7] => 2020-03-18 14:28:50
|
|
442
|
+
|
|
443
|
+
[deleted_at] => 2020-03-26 10:28:31
|
|
444
|
+
|
|
445
|
+
[8] =>
|
|
446
|
+
|
|
447
|
+
[9] => 1418
|
|
448
|
+
|
|
449
|
+
[10] => アメリカ
|
|
450
|
+
|
|
451
|
+
[11] => トランプ.1
|
|
452
|
+
|
|
453
|
+
[12] => Thanks
|
|
454
|
+
|
|
455
|
+
[13] =>
|
|
456
|
+
|
|
457
|
+
[14] =>
|
|
458
|
+
|
|
459
|
+
[15] => 2020-03-17 13:42:24
|
|
460
|
+
|
|
461
|
+
[16] => 2020-03-26 10:28:31
|
|
462
|
+
|
|
463
|
+
[17] => 2020-03-26 10:28:31
|
|
464
|
+
|
|
465
|
+
)
|
|
466
|
+
|
|
467
|
+
|
|
468
|
+
|
|
469
|
+
```
|
|
470
|
+
|
|
471
|
+
```php
|
|
472
|
+
|
|
473
|
+
$stmt=$db->prepare("select * from t_bbs as t1 left join t_bbs as t2 on t1.parent_id = t2.id where t2.deleted_at is not null order by t2.id desc;");
|
|
474
|
+
|
|
475
|
+
$stmt->execute();
|
|
476
|
+
|
|
477
|
+
$row = $stmt->fetchAll();
|
|
478
|
+
|
|
479
|
+
// foreach($rows as $row){
|
|
480
|
+
|
|
481
|
+
|
|
482
|
+
|
|
483
|
+
// }
|
|
484
|
+
|
|
485
|
+
// 再帰で関数を呼び出します。
|
|
486
|
+
|
|
487
|
+
// RecursionArray($row, 0, $rows, 0);
|
|
488
|
+
|
|
489
|
+
|
|
490
|
+
|
|
491
|
+
// 実行結果表示
|
|
492
|
+
|
|
493
|
+
echo('<pre>');
|
|
494
|
+
|
|
495
|
+
print_r($row);
|
|
496
|
+
|
|
497
|
+
echo('</pre>');
|
|
498
|
+
|
|
499
|
+
|
|
500
|
+
|
|
501
|
+
// 再帰処理用の関数です。
|
|
502
|
+
|
|
503
|
+
// function RecursionArray($row, $ParentId, &$rows, $hierarchy) {
|
|
504
|
+
|
|
505
|
+
//
|
|
506
|
+
|
|
507
|
+
// foreach($row as $v) {
|
|
508
|
+
|
|
509
|
+
// if ($v['ParentId'] == $ParentId) {
|
|
510
|
+
|
|
511
|
+
// $rows[] = row_repeat('－', $hierarchy).$v['name'];
|
|
512
|
+
|
|
513
|
+
// RecursionArray($row, $v['Id'], $rows, $hierarchy+1);
|
|
514
|
+
|
|
515
|
+
// }
|
|
516
|
+
|
|
517
|
+
// }
|
|
518
|
+
|
|
519
|
+
|
|
520
|
+
|
|
521
|
+
// }
|
|
522
|
+
|
|
523
|
+
// while ($rows = $stmt->fetchAll()) {
|
|
524
|
+
|
|
525
|
+
// $rows[] = $row;
|
|
526
|
+
|
|
527
|
+
// var_dump($rows);
|
|
528
|
+
|
|
529
|
+
// }
|
|
530
|
+
|
|
531
|
+
```
|