回答編集履歴
1
マークダウンの記述
test
CHANGED
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@@ -8,7 +8,11 @@
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8
8
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9
9
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23行目
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10
10
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11
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+
```
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12
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+
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11
13
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<div class="form-input", id="post" data-id = <%= @topic.id %>>
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14
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+
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15
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+
```
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12
16
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17
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14
18
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@@ -16,9 +20,13 @@
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16
20
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17
21
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4,5行目
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18
22
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23
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+
```
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24
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+
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19
25
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const posts = document.getElementById("post");
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20
26
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21
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const topicId = posts.getAttribute("data-id");
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28
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+
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29
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+
```
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22
30
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23
31
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24
32
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