回答編集履歴
1
補足
answer
CHANGED
@@ -12,4 +12,13 @@
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12
12
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}
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13
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```
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15
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-
[https://firebase.google.com/docs/auth/ios/manage-users?hl=ja#get_the_currently_signed-in_user](https://firebase.google.com/docs/auth/ios/manage-users?hl=ja#get_the_currently_signed-in_user)
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15
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+
[https://firebase.google.com/docs/auth/ios/manage-users?hl=ja#get_the_currently_signed-in_user](https://firebase.google.com/docs/auth/ios/manage-users?hl=ja#get_the_currently_signed-in_user)
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##### 補足
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18
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+
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19
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guardを使っても良いと思います。
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``` Swift
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guard let currentUser = Auth.auth().currentUser else {
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return
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}
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```
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