回答編集履歴

2

追記

2018/10/29 08:19

投稿

root_jp
root_jp

スコア4666

test CHANGED
@@ -20,6 +20,6 @@
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  delete obj.key5;
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- JSON.stringify(obj); // {"key1":"value1","key2":"value2","key3":"value3","key4":"value4"}
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+ console.log(JSON.stringify(obj)); // {"key1":"value1","key2":"value2","key3":"value3","key4":"value4"}
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  ```

1

追記

2018/10/29 08:19

投稿

root_jp
root_jp

スコア4666

test CHANGED
@@ -20,6 +20,6 @@
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  delete obj.key5;
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- JSON.stringify(obj);
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+ JSON.stringify(obj); // {"key1":"value1","key2":"value2","key3":"value3","key4":"value4"}
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  ```