回答編集履歴
2
追記
test
CHANGED
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@@ -29,3 +29,39 @@
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29
29
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});
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30
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```
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32
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+
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33
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35
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---
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36
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37
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38
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39
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```javascript
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40
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41
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42
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43
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let select = document.getElementById('test');
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44
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45
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47
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let array = ['----', '1', '2', '3'];
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48
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50
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51
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array.forEach(function(txt, i){
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53
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let option = document.createElement('option');
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54
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option.value = i;
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56
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57
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option.innerText = txt;
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59
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select.appendChild(option);
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60
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61
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});
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63
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64
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65
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select.selectedIndex = 1;
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66
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67
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```
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1
修正
test
CHANGED
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@@ -24,7 +24,7 @@
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24
24
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25
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// デフォルト値設定
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-
select.val(
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select.val(1);
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28
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29
29
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});
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30
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