質問編集履歴
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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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[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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[1] => コロラド
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[1] => フロリダ
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[2] => ロン
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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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追記しました。
title
CHANGED
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File without changes
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body
CHANGED
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@@ -68,4 +68,199 @@
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68
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}
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```
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73
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### 追記
|
|
74
|
+
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。
|
|
75
|
+
コメントアウトを外した場合構文エラーとなります。
|
|
76
|
+
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？
|
|
77
|
+
```ここに言語を入力
|
|
78
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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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85
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[1] => アラスカ
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86
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[subject] => トランプ.1
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[2] => マイク
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88
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[body] => Thanks
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89
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[3] => Thanks
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90
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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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[9] => 1418
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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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)
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[1] => Array
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(
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[id] => 1418
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[0] => 1420
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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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[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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[17] => 2020-03-26 10:28:31
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)
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[2] => Array
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(
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[id] => 1418
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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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[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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[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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(
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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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[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
|
|
188
|
+
[6] => 2020-03-17 13:42:24
|
|
189
|
+
[updated_at] => 2020-03-26 10:28:31
|
|
190
|
+
[7] => 2020-03-18 14:28:50
|
|
191
|
+
[deleted_at] => 2020-03-26 10:28:31
|
|
192
|
+
[8] =>
|
|
193
|
+
[9] => 1418
|
|
194
|
+
[10] => アメリカ
|
|
195
|
+
[11] => トランプ.1
|
|
196
|
+
[12] => Thanks
|
|
197
|
+
[13] =>
|
|
198
|
+
[14] =>
|
|
199
|
+
[15] => 2020-03-17 13:42:24
|
|
200
|
+
[16] => 2020-03-26 10:28:31
|
|
201
|
+
[17] => 2020-03-26 10:28:31
|
|
202
|
+
)
|
|
203
|
+
|
|
204
|
+
[4] => Array
|
|
205
|
+
(
|
|
206
|
+
[id] => 1418
|
|
207
|
+
[0] => 1423
|
|
208
|
+
[name] => アメリカ
|
|
209
|
+
[1] => フロリダ
|
|
210
|
+
[subject] => トランプ.1
|
|
211
|
+
[2] => ロン
|
|
212
|
+
[body] => Thanks
|
|
213
|
+
[3] => Thanks
|
|
214
|
+
[parent_id] =>
|
|
215
|
+
[4] => 1418
|
|
216
|
+
[post_user] =>
|
|
217
|
+
[5] =>
|
|
218
|
+
[created_at] => 2020-03-17 13:42:24
|
|
219
|
+
[6] => 2020-03-17 13:42:24
|
|
220
|
+
[updated_at] => 2020-03-26 10:28:31
|
|
221
|
+
[7] => 2020-03-18 14:28:50
|
|
222
|
+
[deleted_at] => 2020-03-26 10:28:31
|
|
223
|
+
[8] =>
|
|
224
|
+
[9] => 1418
|
|
225
|
+
[10] => アメリカ
|
|
226
|
+
[11] => トランプ.1
|
|
227
|
+
[12] => Thanks
|
|
228
|
+
[13] =>
|
|
229
|
+
[14] =>
|
|
230
|
+
[15] => 2020-03-17 13:42:24
|
|
231
|
+
[16] => 2020-03-26 10:28:31
|
|
232
|
+
[17] => 2020-03-26 10:28:31
|
|
233
|
+
)
|
|
234
|
+
|
|
235
|
+
```
|
|
236
|
+
```php
|
|
237
|
+
$stmt=$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;");
|
|
238
|
+
$stmt->execute();
|
|
239
|
+
$row = $stmt->fetchAll();
|
|
240
|
+
// foreach($rows as $row){
|
|
241
|
+
|
|
242
|
+
// }
|
|
243
|
+
// 再帰で関数を呼び出します。
|
|
244
|
+
// RecursionArray($row, 0, $rows, 0);
|
|
245
|
+
|
|
246
|
+
// 実行結果表示
|
|
247
|
+
echo('<pre>');
|
|
248
|
+
print_r($row);
|
|
249
|
+
echo('</pre>');
|
|
250
|
+
|
|
251
|
+
// 再帰処理用の関数です。
|
|
252
|
+
// function RecursionArray($row, $ParentId, &$rows, $hierarchy) {
|
|
253
|
+
//
|
|
254
|
+
// foreach($row as $v) {
|
|
255
|
+
// if ($v['ParentId'] == $ParentId) {
|
|
256
|
+
// $rows[] = row_repeat('－', $hierarchy).$v['name'];
|
|
257
|
+
// RecursionArray($row, $v['Id'], $rows, $hierarchy+1);
|
|
258
|
+
// }
|
|
259
|
+
// }
|
|
260
|
+
|
|
261
|
+
// }
|
|
262
|
+
// while ($rows = $stmt->fetchAll()) {
|
|
263
|
+
// $rows[] = $row;
|
|
264
|
+
// var_dump($rows);
|
|
265
|
+
// }
|
|
71
266
|
```
|