回答編集履歴
1
追記
test
CHANGED
@@ -37,3 +37,5 @@
|
|
37
37
|
console.log( out ); // "72時間00分00.000秒"
|
38
38
|
|
39
39
|
```
|
40
|
+
|
41
|
+
CODEPEN [CountDown](https://codepen.io/AkitoshiManabe/pen/XWdaYrL)
|