回答編集履歴
1
別解
test
CHANGED
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@@ -1 +1,11 @@
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1
1
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`Content.where(id: @microposts.map(&:content_id))`
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2
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+
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3
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+
別解
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4
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+
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5
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+
```
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6
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+
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7
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+
@microposts = Micropost.includes(:content).where(user_id: params[:id])
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8
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+
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9
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+
@contets = @microposts.map(&:content)
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10
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+
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11
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+
```
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