回答編集履歴
1
ちょうせい
answer
CHANGED
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@@ -1,6 +1,5 @@
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1
1
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```javascript
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2
2
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<script>
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3
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-
<script>
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3
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document.addEventListener('input', ()=>{
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4
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let flg=txt.value=="" ||
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5
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ama.value=="" ||
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