回答編集履歴
1
修正
answer
CHANGED
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@@ -4,6 +4,7 @@
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4
4
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<html lang="ja">
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5
5
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<head>
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6
6
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<meta charset="UTF-8">
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7
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+
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
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7
8
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<title>タイトル</title>
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9
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<style type="text/css">
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.file_select:hover {
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@@ -21,7 +22,8 @@
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<input type="text" class="form-control" readonly="">
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</div>
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<script src="https://code.jquery.com/jquery-3.2.1.min.js"></script>
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24
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-
<script
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25
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+
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
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26
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<script>
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27
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$(document).on('change', ':file', function () {
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var input = $(this),
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numFiles = input.get(0).files ? input.get(0).files.length : 1,
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