回答編集履歴
1
追記
test
CHANGED
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@@ -23,3 +23,25 @@
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23
23
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</script>
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24
24
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25
25
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```
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26
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+
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27
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28
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29
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↓こちらだと、上記理由で、当然のごとくエラーが出ます。
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30
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+
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31
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```html
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32
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33
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<script>
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34
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35
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var target = document.getElementById("btn-a");
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36
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37
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target.href = "http://popchat.jp";
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38
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39
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</script>
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40
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41
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<div class = "button">
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42
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43
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<a id="btn-a" href="" target="_blank" class="button-a">BUTTON</a>
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44
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45
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</div>
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46
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47
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```
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