質問編集履歴
2
記載ミス
title
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@@ -1,1 +1,1 @@
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1
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-
Warning: Each child in a list should have a unique "key" prop.
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1
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+
Warning: Each child in a list should have a unique "key" prop.
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body
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@@ -9,7 +9,7 @@
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9
9
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```
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10
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Warning: Each child in a list should have a unique "key" prop.
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12
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-
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12
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+
See https://fb.me/react-warning-keys for more information.
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13
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```
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14
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15
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### 該当のソースコード
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1
記載ミス
title
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File without changes
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body
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@@ -15,7 +15,7 @@
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15
15
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### 該当のソースコード
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16
16
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17
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```js
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18
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-
{
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18
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+
{hoge.map((name, index) => (
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19
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-
<
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19
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+
<Hoge onClick={handleClick} key={index} />
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20
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))}
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21
21
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```
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