回答編集履歴
1
調整
test
CHANGED
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@@ -16,3 +16,16 @@
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16
16
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<div class="test">d</div>
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17
17
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<div class="test">e</div>
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18
18
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```
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19
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+
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20
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+
元ソースを活かすのであればwhileではなくforでまわすとか
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21
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+
```javascript
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22
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document.addEventListener('DOMContentLoaded', function(){
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23
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const testObjects = document.getElementsByClassName('test');
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24
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for(let i=0;i<testObjects.length;i++){
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25
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testObjects[i].setAttribute('id', `test_${i}`);
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26
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testObjects[i].addEventListener('click', function(){
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27
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console.log(i);
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28
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});
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29
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};
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30
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});
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31
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```
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