# 🏅 DAY5 每日任務
###### tags: `JS 直播班 - 2021 秋季班`

請參考[此篇文章](https://ithelp.ithome.com.tw/articles/10199513)， 並試著回答以下問題。
以下題目請合併為一份 CodePen 繳交，並透過「註解」進行回答。

問題一
---

let a = 2;
{
  a = 1 ;
}

console.log(a);

問題二
---

{
  var b = 4
}

{
  let c = 2
}
 
 console.log(b);
 console.log(c);

回報流程
---
將答案寫在 CodePen 並複製 CodePen 連結貼至 thread 中回報就算完成了喔! 解答請參考下圖（需打開程式碼的部分觀看）


<!--
問題一 解答

console.log(a); // 1

問題二 解答
console.log(b); // 4
console.log(c); // c is not defined
-->

| Slack | Code Pen |
|:----------:|:---------------------------------------------------------------:|
| Yvonne | https://codepen.io/Evonne/pen/NWvGVVZ?editors=0010 |
| Iris Huang | https://codepen.io/ythuang/pen/OJjyBJQ |
| CloThEs | https://codepen.io/bogwdnxx-the-sans/pen/WNEQaQa?editors=1111 |
| YuriT | https://codepen.io/wenfisht/pen/wvqKYKX |
| 洋蔥 | https://codepen.io/oikdkmxq-the-looper/pen/XWamxjJ?editors=0010 |
Tim Lin|https://codepen.io/TimmyLin/pen/mdMezrq
| Bonnie | https://codepen.io/bonnieli1414/pen/ExvVdNV |
| ------------------ | ----------------------------------------------------------------- |
| ボンドルド | https://codepen.io/alan60108/pen/bGrVgqd |
| Aaron Tu | https://codepen.io/aarontu/pen/KKvdGqL |
| POPEYE | https://codepen.io/popeye_ux/pen/PoKPyKa |
| 凱文 | https://codepen.io/KevinHaHa/pen/RwZWeQQ?editors=0010 |
| 蔡明達 | https://codepen.io/bmzpfyxe/pen/NWgKQZB |
| Bob_Lai | https://codepen.io/yameday/pen/qBXOJYm |
| Alvin | https://codepen.io/Alvin20201116/pen/XWamxYd?editors=1111 |
| Andy Huang | https://codepen.io/HsuHuaHuang/pen/jOLbepg |
| lumei | https://codepen.io/l_umei/pen/porjxQo |
| Cheng Pei-hsuan | https://codepen.io/PaCheng/pen/zYdGKpO |
| 大衛 | https://codepen.io/exnsrpjc/pen/ZEJbqZW?editors=0010 |
| 米米 | https://codepen.io/Jameshsu0407/pen/ZEJbqPW?editors=0011 |
| YC | https://codepen.io/YCLu/pen/MWvaPMK |
| Jun Ting Lin | https://codepen.io/jake1155/pen/OJjyBEB |
| 許閔翔 | https://codepen.io/oupbzfxq-the-scripter/pen/vYJNQYz |
| Kailun | https://codepen.io/Kailun/pen/JjyYmgr |
| 蔣秉彣 | https://codepen.io/the-pierre/pen/LYjpXEQ?editors=0010 |
| Shaun43 | https://codepen.io/i418063/pen/xxLwQbX |
| 溫溫 | https://codepen.io/ZPXO1928/pen/GRvqLzR |
| Arista | https://codepen.io/arista-hsieh/pen/ExvVOPv?editors=1010 |
| 連小艾 | https://codepen.io/bolaslien/pen/QWMjJNb?editors=0012 |
| Gill | https://codepen.io/Gill-Chin/pen/QWMjJGj |
| Celeste | https://codepen.io/Celeste17/pen/NWvGEjq?editors=0011 |
| 小K | https://codepen.io/kelen1995/pen/abyvQwq |
| Sunny | https://codepen.io/shihchinghuang/pen/rNzOQwz |
| Leo | https://codepen.io/a86483451/pen/porjQNb |
| Metis Teng | https://codepen.io/metis-teng/pen/MWvazrm?editors=0012 |
| Sharon Chang | https://codepen.io/npxuxgef/pen/ZEJbONx |
| Pei Ying | https://codepen.io/Pei-Ying/pen/yLoYQjb?editors=0011 |
| LeoChen | https://codepen.io/leo-chen/pen/qBXOQMJ |
| Peter Chen | https://codepen.io/yuckugjy-the-sasster/pen/mdMeQzN |
| kk | https://codepen.io/potatokaka/pen/VwzvVNO |
| ShinyChen | https://codepen.io/shinychen/pen/VwzvVXg |
| Genos | https://codepen.io/pb220416/pen/rNzOQgd |
| Peggy Tsai | https://codepen.io/pei-chi-tsai/pen/eYEpbOM?editors=0011 |
| BeanHuang | https://codepen.io/Beanhuang/pen/Yzxydwz?editors=0010 |
| Anna | https://codepen.io/kycrleao/pen/yLoYGev?editors=0011 |
| Sylvia-H | https://codepen.io/Cosmosheart/pen/WNEQLrO?editors=0011 |
| Yunei | https://codepen.io/Yunei/pen/abyvPBX |
| 林小君 | https://codepen.io/hcvbcjqq-the-vuer/pen/mdMeamP |
| Joy Cheng | https://codepen.io/joycheng5432/pen/KKvdbvo |
| Yashien Lin | https://codepen.io/YashienLin/pen/oNejJpg?editors=0010 |
| 小不 | https://codepen.io/SharonWu1987/pen/wvqKRjr |
| 傅劍軒 | https://codepen.io/seonkuraito/pen/vYJNQxv |
| 喜美 | https://codepen.io/Candace802/pen/PoKPNVV?editors=0010 |
| Yumi | https://codepen.io/chenhsiuju/pen/dyzYwqG |
| 陳sam | https://codepen.io/euldpliv/pen/MWvaZMx |
| Riley | https://codepen.io/jjpxbprd/pen/xxLwMVZ |
| 群嘉 | https://codepen.io/efzdamnp-the-lessful/pen/PoKPVzQ?editors=0010 |
| Karen Huang | https://codepen.io/Coding_Snorlax/pen/PoKPVNQ?editors=0010 |
| Elaine Liu | https://codepen.io/elaine7598/pen/NWvGoxL?editors=0010 |
| 有廖先生(RainLiao) | https://codepen.io/billpop741/pen/LYjpMzP |
| 柯勝華 | https://codepen.io/Chill-Nick/pen/gOxaqJQ?editors=0010 |
| homerWu | https://codepen.io/wuhomer7766/pen/rNzOoJo?editors=0012 |
| Jasper | https://codepen.io/li-jasper/pen/ExvVMwo |
| Jie Du | https://codepen.io/qgqonost-the-flexboxer/pen/gOxaqNQ |
| Booker | https://codepen.io/bookbasketball/pen/bGrVZLV |
| natsu | https://codepen.io/natsu19/pen/vYJNPKV?editors=0010 |
| UnizaLin | https://codepen.io/unizalin/pen/oNejVKO |
| 阿和 | https://codepen.io/shnny/pen/ExvVJxe?editors=0011 |
| Van.S | https://codepen.io/fbacojji-the-selector/pen/ZEJbZLR?editors=0010 |
| phiphiphi27 | https://codepen.io/aiya861202/pen/eYEmVjR |
| Phil | https://codepen.io/ctkeftjp-the-animator/pen/RwZWOGP?editors=0010 |
| Bella Shya | https://codepen.io/BellaXie/pen/mdMegRV?editors=0010 |
| Sam | https://codepen.io/sam-hsu/pen/rNzOgVX |
| Ellen Chen | https://codepen.io/ellenchialin/pen/oNejRye |
| 劉維倫 | https://codepen.io/lun0223/pen/dyzYEKV?editors=1111 |
| Louis | https://codepen.io/Louis164156/pen/rNzOgZx?editors=0010 |
| Fleu | https://codepen.io/swwlee/pen/KKqjvYv |
| 雪莉 | https://codepen.io/utshang216/pen/wvqKbrY |
| Hsiang | https://codepen.io/chao20211/pen/xxLwoxL?editors=0010 |
| Page Shih | https://codepen.io/kanawin821/pen/rNzOEaW?editors=0010 |
| 咖咖 | https://codepen.io/PlayFunCa/pen/xxLwopW |
| ZOE WU | https://codepen.io/Zoechiueh/pen/QWMjXqy?editors=0011 |
| danny123 | https://codepen.io/binlandz123/pen/dyzYxbE?editors=0010 |
| jeff | https://codepen.io/jeff-cheng/pen/jOLbgya?editors=0011 |
| Hamaji | https://codepen.io/hamajibashi/pen/porjMaV |
| Trista | https://codepen.io/trista6140/pen/qBXOeoW |
| 陳暐中 | https://codepen.io/wei-z/pen/PoKPMxj?editors=1111 |
| Nina | https://codepen.io/NinaYYX/pen/WNEQVWJ |
| Vicky Kao | https://codepen.io/vicky03035/pen/eYEJOym |
| lingxuan | https://codepen.io/penglingxuan/pen/eYEJOoZ?editors=0010 |
| Lai | https://codepen.io/co_lai/pen/WNErNJw?editors=1111 |
| Kelvin Hsu | https://codepen.io/kelvin001/pen/LYjGEop?editors=0010 |
| Sandy | https://codepen.io/Sandy_L/pen/rNzxVaE?editors=0010 |
| jian hao wong | https://codepen.io/jianhao215/pen/gOxPbyR |
| Gui | https://codepen.io/guitimliu/pen/xxLZGXO |
| Juno Li | https://codepen.io/Juno026/pen/NWvxqzo?editors=0011 |
| GrayShine | https://codepen.io/grayshine/pen/yLoeNJw?editors=0010 |
| 黃士桓 | https://codepen.io/shr-huan-huang/pen/GRvoJVY?editors=0010 |
| 吐司 | https://codepen.io/malolulu/pen/zYdrvzd |
| wendy hsiao | https://codepen.io/wendyhsiao/pen/BadjjNz |
| 艾瑞克 | https://codepen.io/ericla/pen/BadjjpQ?editors=0011 |
| 吉兒 | https://codepen.io/Jillkate/pen/YzxwNVO |
| YU | https://codepen.io/vickyj304/pen/NWvxGaq |
| debby yeh | https://codepen.io/bhliyoup/pen/qBXbXoz?editors=0011 |
| 傑瑞 | https://codepen.io/auatwood909815/pen/eYEJGxp?editors=0010 |
| Jyun Chen | https://codepen.io/Jyun_C/pen/XWaXzrj?editors=1111 |
| Yunyi | https://codepen.io/yunyi12374/pen/ZEJbKVW |
| 許閔翔 | https://codepen.io/oupbzfxq-the-scripter/pen/NWvxyWY |
| AKI | https://codepen.io/akichen27/pen/mdMVGrd |
| 鄭安志 | https://codepen.io/lwmtsgek/pen/OJjMrQR?editors=0012 |
| Ching | https://codepen.io/Jaimedede/pen/RwZrzrJ |
| jojoy | https://codepen.io/jojoy/pen/BadjgVX?editors=1010 |
| Yof | https://codepen.io/yangyof/pen/NWvxQRR?editors=1010 |
| Jean Chiang | https://codepen.io/jeanchiang1221/pen/xxLVKvR |
Zooey Cheng | https://codepen.io/noraneko0430/pen/MWvyWqb?editors=0010
| 劉毓哲 |https://codepen.io/JERO0729/pen/oNexXmZ?editors=1111 |
| Jessie |https://codepen.io/jssanji03/pen/vYJGgyj|
| 鉦勝 |https://codepen.io/atckmax823/pen/QWMNdqL?editors=0011 |
|Jocelyn|https://codepen.io/enjoyful/pen/NWvNvyd?editors=0110|
|阿修|https://codepen.io/edw-kyo/pen/dyzMzzL?editors=0010|
| 肉魚 |https://codepen.io/zoechen13/pen/zYdqjZW |
|YU-LING TUNG|https://codepen.io/igzdflpu/pen/KKvzemB?editors=0010|
|Huan Pei|https://codepen.io/patrickrrr007/pen/QWMNVNE?editors=0010|
|fyfy|https://codepen.io/fyfy1217/pen/GRvZYjr?editors=0010|
|Alberto|https://codepen.io/AlbertoLL/pen/vYJKXdw?editors=0011|
|ZY Hsu|https://codepen.io/zihyin/pen/RwZRjZQ?editors=1010|
|軒仔|https://codepen.io/loking23/pen/XWaKVOq|
|tomatohuang|https://codepen.io/shellyhwung/pen/XWaKxyw|
|Sihle Huang|https://codepen.io/bugbug777/pen/dyzXwVg|
|TsungHsien|https://codepen.io/cykczxev-the-sasster/pen/PoKGPGQ|
Irene Wang |https://codepen.io/irene-wang-the-looper/pen/dyzpBrR |
|pei| https://codepen.io/z-pei/pen/GRvNMGp |
| YJ kung| https://codepen.io/bagelover/pen/wvqoQKe?editors=0010 |
|張喆|https://codepen.io/wow767t/pen/dyzNomr|
|LTL|https://codepen.io/ltlin93/pen/rNzjXOX|
|施宇|https://codepen.io/ItsMeRain/pen/QWMdeJX?editors=0011|
|Calon|https://codepen.io/Calon0118/pen/KKvWEJo?editors=0011|
|Cadiis|https://codepen.io/candiyen/pen/QWMpPXR |
|陳品宏|https://codepen.io/wtka/pen/ExvXbyb?editors=0011 |
| sheng wei | https://codepen.io/sheng-wei12/pen/JjyrZNo
|zaii|https://codepen.io/ivy2846357/pen/PoKywjZ?editors=0010|