回答編集履歴
1
調整
test
CHANGED
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@@ -7,3 +7,51 @@
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7
7
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});
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8
8
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```
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9
9
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場合分けが明確ではないのでサンプルデータをもう少し工夫してもらえると回答が付きやすいかも
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10
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+
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11
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+
# 追記
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12
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もうすこしドラスティックにすべての.dailyが非表示であれば親を消すならこう
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13
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+
```javascript
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14
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<script>
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15
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window.addEventListener('DOMContentLoaded', ()=>{
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16
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document.querySelectorAll('.month1').forEach(x=>{
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x.style.display=[...x.querySelectorAll('.daily')].filter(x=>getComputedStyle(x).getPropertyValue('display')!="none").length==0?'none':'';
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});
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});
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</script>
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<style>
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.hide{display:none;}
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23
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</style>
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<details class="month1" open>
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25
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<summary class="month">1</summary>
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26
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<div class="daily">
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27
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<h2>11</h2>
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28
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<p>aaaa</p>
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</div>
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<div class="daily">
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31
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<h2>12</h2>
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32
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<p>bbbb</p>
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33
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</div>
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</details>
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35
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<details class="month1" open>
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36
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<summary class="month">2</summary>
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<div class="daily" style="display:none">
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38
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<h2>21</h2>
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39
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<p>aaaa</p>
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40
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</div>
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<div class="daily" style="display:none">
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<h2>22</h2>
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<p>bbbb</p>
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</div>
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45
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</details>
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<details class="month1" open>
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47
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<summary class="month">3</summary>
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48
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<div class="daily" hidden>
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49
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<h2>31</h2>
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50
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<p>aaaa</p>
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51
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</div>
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52
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<div class="daily hide">
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53
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<h2>32</h2>
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54
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<p>bbbb</p>
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55
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</div>
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56
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</details>
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57
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```
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