質問編集履歴
1
error箇所追加しました。
title
CHANGED
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File without changes
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body
CHANGED
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@@ -4,6 +4,8 @@
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4
4
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5
5
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```
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6
6
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Widget has an unresolved type 'android.support.design.widget.CoordinatorLayout', and thus it was upcasted to 'android.view.View
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7
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+
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8
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+
Widget has an unresolved type 'android.support.design.widget.FloatingActionButton', and thus it was upcasted to 'android.view.View
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7
9
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```
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8
10
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9
11
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layoutの何かがいけないのだと思うのですが、わかりません。。
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