---
tags: 軟體工程師體驗營 - 2023
---
# 🏅 JS 任務 Day8 - 字串再複習
### 題目一：字串輸出
``` =JavaScript
// input 輸入
callString("apple")callString
callString("banner")
callString("qqq")
// output 輸出
"a-p-p-l-e"
"b-a-n-a-n-a"
"q-q-q"
```
### 題目二：字串數量
* 若大於五個字元，請只顯示前兩個字
``` =JavaScript
// input 輸入
checkFiveWord("hello")
checkFiveWord("hi~")
checkFiveWord("Jackson")
// output 輸出
"he"
"hi~"
"Ja"
```
### 題目三：函式強制正整數相乘
``` =JavaScript
// input 輸入
multiply(2,3)
multiply(1,3,5)
multiply(7,7,7,7,7)
multiply(5,3,-2)
multiply(4)
// output 輸出
6
15
16807
30
4
```
### 題目四：
之後老師將會出有關 **for 迴圈，與陣列操作(forEach、map、sort)的題目**，還請同學在此分享免費學習資源，文章與影片皆可
1. [MDN：Loops and iteration](https://developer.mozilla.org/zh-TW/docs/Web/JavaScript/Guide/Loops_and_iteration)
2. [學員 for 迴圈筆記](https://hackmd.io/@wywsmail/SJjkvWA2H)
3. [陣列 forEach](https://www.youtube.com/watch?v=_vFuDQ_6Xt8)
4. [for 迴圈介紹](https://youtu.be/sTkjk84SIP0)
5. [陣列 sort](https://youtu.be/3ohTzWhLua8)
6. [卡斯伯老師的陣列教學 (超推!!!)](https://www.casper.tw/javascript/2017/06/29/es6-native-array/#Array-prototype-every)
7. [JavaScript For Loop](https://www.w3schools.com/js/js_loop_for.asp)
8. [JavaScript 的 forEach,filter, find, map 用法](https://www.youtube.com/watch?v=QHduGj2HuFs)
9. [[偷米騎巴哥]操作JS陣列的20種方式](https://www.youtube.com/watch?v=x-P1VxUgYG4)
## 回報流程
1. 將答案貼在 Codepen 並複製 Codepen 連結貼至「回報區」回報
（也可以將答案直接貼至「回報區」）
回報區
---
| 報數 | Discord 名字 | Codepen／其他回饋 |
|:----:|:--------------------:|:----------------------------------------------------------------------------:|
| 1 | 冬天#5215 | [Codepen](https://codepen.io/winter_/pen/RweQQyq) |
| 2 | Rochel#4754 | [Codepen](https://codepen.io/rochelwang1205/pen/GRYQQGz?editors=0010) |
| 3 | Berlin#7338 | [Codepen](https://codepen.io/3qberlin/pen/qBJxxwK?editors=0010) |
| 4 | 銀光菇#1692 | [Codepen](https://codepen.io/genesynthesis/pen/GRYQQYe) |
| 5 | 翔.#0859 | [Codepen](https://codepen.io/energy95272z/pen/oNaEqzm?editors=0012) |
| 6 | Kulimusoda#2785 | [Codepen](https://codepen.io/yuch3n_chen/pen/xxyYWgy?editors=0011) |
| 7 | Tami#6742 | [CodePen](https://codepen.io/wqsdqbjn-the-vuer/pen/OJBQvLJ) |
| 8 | charlottelee849#0366 | [CodePen](https://codepen.io/char849/pen/bGmLLzN?editors=0012) |
| 9 | ABOOS#6276 | [Codepen](https://codepen.io/guhungyin/pen/xxyYWZJ?editors=0012) |
| 10 | ABOOS#6276 | [Codepen](https://codepen.io/delichaomoon/pen/XWxZEqP) |
| 11 | Jacky7035#9423 | [Codepen](https://codepen.io/adens123/pen/VwEQXNL) |
| 12 | andychiou#4830 | [Codepen](https://codepen.io/andychiou1113/pen/oNaEqGO) |
| 13 | Snadra#1987 | [Codepen](https://codepen.io/mlqmhltg/pen/PoyQRrW) |
| 14 | duck#3310 | [Codepen](https://codepen.io/papy0715/pen/zYmRjqQ?editors=0011) |
| 15 | Billy_Ti#9716 | [Codepen](https://codepen.io/Ti-Show/pen/OJBQZVg?editors=0010) |
| 16 | Quantum#6093 | [Codepen](https://codepen.io/Min-Hao-Hung/pen/ExdQLKB) |
| 17 | Nex#2964 | [Codepen](https://codepen.io/Samuel_D4C/pen/VwErPNp) |
| 18 | K（アギルダー）#0386 | [Codepen](https://codepen.io/klay376014/pen/GRYQdvv) |
| 19 | jia yu#8896 | [Codepen](https://codepen.io/fjqxaznl-the-reactor/pen/BaqYxpm?editors=0011) |
| 20 | しあわせね#0036 | [Codepen](https://codepen.io/Front-end-engineer/pen/mdzXxNr?editors=1112) |
| 21 | alexmav04#5048 | [Codepen](https://codepen.io/alexmav04/pen/RweQyzx?editors=0012) |
| 22 | JimWang#6134 | [Codepen](https://codepen.io/Jim-Wang-the-selector/pen/abRqGxZ?editors=0012) |
| 23 | Izumi 泉#9691 | [Codepen](https://codepen.io/kouta-f2e/pen/xxyYjNE) |
| 24 | MitA#7407 | [Codepen](https://codepen.io/qaz15996398/pen/wvYyXaR) |
| 25 | ChaosTu#9311 | [Codepen](https://codepen.io/torotu/pen/JjmpZjE?editors=0012) |
| 26 | 雲漢#5319 | [codepen](https://codepen.io/keon981/pen/GRYQdVd?editors=0011) |
| 27 | Yui1024#8275 | [codepen](https://codepen.io/Yuiyuichou/pen/MWPQXba) |
| 28 | Judy☻#7874 | [Codepen](https://codepen.io/hsiaohan/pen/qBJxKxp?editors=1011) |
| 29 | kai#1098 | [Codepen](https://codepen.io/ahkai/pen/MWPQXyw) |
| 30 | SKey#9905 | [Codepen](https://codepen.io/Dale-Chien/pen/WNaMyXe) |
| 31 | peihsuan#6315 | [Codepen](https://codepen.io/peihsuanlai/pen/oNaEMgQ) |
| 32 | Uli#1946 | [Codepen](https://codepen.io/uli1313/pen/wvYyxyo) |
| 33 | gahwa#3562 | [Codepen](https://codepen.io/gahwa17/pen/yLRvqyM) |
| 34 | 汪汪#4486 | [Codepen](https://codepen.io/hunwooooof/pen/WNaMzdj) |
| 35 | liam9930#4129 | [Codepen](https://codepen.io/jgnjfvvt-the-lessful/pen/abRqRPV?editors=0011) |
| 36 | HsuanTang#1349 | [Codepen](https://codepen.io/HsuanTang/pen/qBJxQZJ) |
| 37 | snow#0255 | [Codepen](https://codepen.io/snow21723/pen/eYPVLQO) |
| 38 | 泊岸#3466 | [Codepen](https://codepen.io/qoq77416416/pen/PoyQRqo?editors=1012) |
| 39 | Akira#9996 | [Codepen](https://codepen.io/Akira-Chen/pen/abRqQgx) |
| 40 | Eden.C#9359 | [codepen](https://codepen.io/iseden/pen/RweQqpX) |
| 41 | ray0304#2070 | [Codepen](https://codepen.io/Ray0304/pen/WNaMPMe) |
| 42 | 兔子#6746 | [Codepen](https://codepen.io/CarrotDetector/pen/JjmpzoZ) |
| 43 | Yuu#5361 | [Codepen](https://codepen.io/alycehwy/pen/jOeZJLm) |
| 44 | jelly77#2088 | [Codepen](https://codepen.io/Ming-chiang/pen/BaqYMoG?editors=0011) |
| 45 | wiimax#4564 | [Codepen](https://codepen.io/willismax/pen/LYgQajq?editors=0011) |
| 46 | Evaxof#1266 | [Codepen](https://codepen.io/evaxof/pen/MWPQLma?editors=0010) |
| 47 | jimhop#6510 | [Codepen](https://codepen.io/jimsansssss/pen/bGmLzEz?editors=1111) |
| 48 | wendyli#2155 | [Codepen](https://codepen.io/rockayumitw/pen/GRYQeVj?editors=0011) |
| 49 | PayRoom#8328 | [CodePen](https://codepen.io/water38198/pen/eYPVozx) |
| 50 | N0c7iluc3n7#4390 | [Codepen](https://codepen.io/huang-yu-cheng/pen/eYPVodx) |
| 51 | jackwu#4437 | [Codepen](https://codepen.io/jackwu1588003/pen/gOBvyLW) |
| 52 | Janet#5784 | [Codepen](https://codepen.io/janetlinnn/pen/JjmpVzK?editors=1111) |
| 53 | Jennifer Chuang#3937 | [Codepen](https://codepen.io/yujhen/pen/eYPVopb?editors=1111) |
| 54 | jun777#2468 | [Codepen](https://codepen.io/js18151102/pen/rNqJbEa?editors=0011) |
| 55 | Hanana#9025 | [Codepen](https://codepen.io/hananalin/pen/NWOymyz) |
| 56 | 辣椒#1002 | [Codepen](https://codepen.io/chilichen118/pen/RweQzwd) |
| 57 | David0799#4415 | [Codepen](https://codepen.io/David0799/pen/wvYyLMa?editors=0010) |
| 58 | andrew0404#4576 | [Codepen](https://codepen.io/Loonng/pen/zYmRVLJ?editors=1010) |
| 59 | betty#0693 | [Codepen](https://codepen.io/betty-hu/pen/vYVRBGd?editors=0012) |
| 60 | 黑白兔#0684 | [Codepen](https://codepen.io/johnny329/pen/XWxEmqY) |
| 61 | yoyo#1003 | [Codepen](https://codepen.io/pen/XWxEdVN?editors=1111) |
| 62 | satarkuo#5736 | [Codepen](https://codepen.io/SatarKuo/pen/jOeZzyB?editors=0012) |
| 63 | chichi#1534 | [Codepen](https://codepen.io/chichihuang/pen/NWOYrJj) |
| 64 | 肉個阿倫#7172 | [Codepen](https://codepen.io/i9574385/pen/oNaqzML) |
|65|君Jyun#0147|[codepen](https://codepen.io/JyunCodepen/pen/jOezbdG?editors=1111)|
|66|Pinkstar#4993|[codepen](https://codepen.io/gabriel09772/pen/mdzxRYe)|
|67|Eero#1147|[codepen](https://codepen.io/Eero-Chiao/pen/qBJoNXQ?editors=1011)|
|68|姜承#8204|[codepen](https://codepen.io/Troy0718/pen/zYmWdEQ)|
|69|司機叔叔#2463|[codepen](https://codepen.io/bigv5566/pen/xxyWLeZ?editors=1010)|
|70|肉魚#2149|[codepen](https://codepen.io/zoechen13/pen/zYmRQwo)|
|71|homer#1525|[codepen](https://codepen.io/Buckhorn/pen/xxyWLWx)|
|72|Zhong#8917|[codepen](https://codepen.io/klfjrlod-the-sasster/pen/poxLpva)|
|73|Welly#3964|[codepen](https://codepen.io/welly09/pen/MWPVZVz)|
|74|mo#0447|[codepen](https://codepen.io/mozentw/pen/yLRKGvR)|
|75|bonnieli1414#4906|[codepen](https://codepen.io/bonnieli1414/pen/XWxEGOY?editors=1010)|
|76|鉦勝#8333|[codepen](https://codepen.io/atckmax823/pen/wvYmZzd?editors=1011)|
|77|喬喬#2824|[codepen](https://codepen.io/joanne-wei/pen/BaqrgMK)|
|78|PoWei#8484|[codepen](https://codepen.io/harrison-wei-lai/pen/bGmLPLB?editors=1111)|
|79|Bruce-Lee#0629|[codepen](https://codepen.io/xxhdklwi-the-decoder/pen/OJBQGxO)|
| 80 |東東#5015|[CodePen](https://codepen.io/wearymask/pen/WNaJxYG)|
| 81 |狸貓#5863|[CodePen](https://codepen.io/tanuki320/pen/vYVjXVX?editors=0011)|
|82|提姆#9581|[CodePen](https://codepen.io/timouo/pen/OJBvObJ)|
|83|阿榮#8277|[Codepen](https://codepen.io/codeitaday/pen/zYmjPZd?editors=1011)|
|84|冷曄#9378|[Codepen](https://codepen.io/HgHale/pen/BaqxVKr?editors=0011)|
|85|townyuan#2653|[Codepen](https://codepen.io/townyuan/pen/yLRvEZV)|
|86|Jaredlee#5887|[Codepen](https://codepen.io/jared-lee/pen/KKGovox?editors=0011)|
|87|魚翅#3100|[Codepen](https://codepen.io/Fukahire/pen/poxKebw)|
|88|Yvonne#2721|[Codepen](https://codepen.io/Evonne/pen/PoyaJEE?editors=0010)
|89|長方形#9612|[Codepen](https://codepen.io/imjjw/pen/rNqKoOY)
|90|FanJJ#8061|[Codepen](https://codepen.io/yfchenn/pen/KKGeLGJ?editors=0011)
|91|變羊魔法#6372|[Codepen](https://codepen.io/cssf998811/pen/YzJjWMJ)
|92|JasonChang#7847|[Codepen](https://codepen.io/jsonChangJava/pen/bGmjrQB)
|93|ABow_Chen#0800|[Codepen](https://codepen.io/fred39392001/pen/OJBoRbe)
|94|Ling#2765|[Codepen](https://codepen.io/linglingsu/pen/bGmmVWK)
|94|小明#4408|[Codepen](https://codepen.io/ujlylmbv-the-lessful/pen/eYPPRXm)
|94|鄭舜仁#6606|[Codepen](https://codepen.io/randomno/pen/oNaaGpr)
|95|JhouHank#8132|[Codepen](https://codepen.io/JhouHank/pen/RweYpWe)
|96|柚子#3958|[Codepen](https://codepen.io/papy0715/pen/zYmRjqQ?editors=0011)
|97|Tim123#8361|[Codepen](https://codepen.io/Wangtim4/pen/OJBamOy?editors=1112)
|98|羽毛#5463|[Codepen](https://codepen.io/KYuFeather/pen/wvYQYoB)
|99|hello77tw#5984|[Codepen](https://codepen.io/pen/?editors=0011)
|100|alll6z#9204|[Codepen](https://codepen.io/A6Z/pen/jOedzxG)
|101|小魚#8614|[Codepen](https://codepen.io/gizelliang/pen/GRYwoKQ)
|102|Shiloh#8447|[Codepen](https://codepen.io/pkezwtnq-the-encoder/pen/wvYLBgM?editors=0012)
| 103 | Kaya#8857 | [Codepen](https://codepen.io/laron9486/pen/Poxwbbr) |
| 104 | Alan#2423 | [Codepen](https://codepen.io/alan0305/pen/mdQjaPE) |
| 105 | hoyiiiii | [Codepen](https://codepen.io/hoyii/pen/wvVRLjJ?editors=0012) |
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