---
tags: 軟體工程師體驗營 - 2024
---

# 🏅 JS 任務 Day4 - 比較與邏輯運算子

## 提示
1. [MDN：運算式與運算子](https://developer.mozilla.org/zh-TW/docs/Web/JavaScript/Guide/Expressions_and_Operators)

### 題目一：比大小

// input 輸入
higher(3,2)
higher(100,299)
higher(8,2.5)
// output 輸出
true
false
true

### 題目二：布林反轉
:::spoiler 提示(點擊箭頭顯示)
* [! NOT 反轉](https://developer.mozilla.org/zh-TW/docs/Web/JavaScript/Guide/Expressions_and_Operators#%E9%82%8F%E8%BC%AF%E9%81%8B%E7%AE%97%E5%AD%90)
:::

// input 輸入
booleanToggle(true)
booleanToggle(false)
// output 輸出
false
true

### 題目三：型別判斷

// input 輸入
checkType(3.33)
checkType("Hello")
checkType(true)
checkType([1,2,3])
// output 輸出
"number"
"string"
"boolean"
"object"

### 題目四：打八折後，是否總價大於 100 元

// input 輸入
onSale(200)
onSale(150)
onSale(125)
onSale(100)
// output 輸出
true
true
false
false

### 題目五：是否大於 200，且符合會員條件

// input 輸入
checkVIP(300,true)
checkVIP(0,true)
checkVIP(30000,false)
checkVIP(888,true)
// output 輸出
true
false
false
true

## 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 | jerry | [Codepen](https://codepen.io/sony791210/pen/yLrrWZr) |
| 2 | 詹姆士 | [Codepen](https://codepen.io/pen/?editors=1111) |
| 03 | Aya | [Codepen](https://codepen.io/NoNameNote/pen/KKYYjKY) |
| 04 | Daphne | [Codepen](https://codepen.io/DaphneShen/pen/eYoowpm?editors=0012) |
| 05 | zaoannihao | [Codepen](https://codepen.io/ckhwdvrx-the-solid/pen/vYMMqxR) |
| 06 | Larry | [Codepen](https://codepen.io/larrylinr5/pen/ExJJBoW?editors=1112) |
| 7 | LGJason | [Codepen](https://codepen.io/j811108/pen/xxeeoWr) |
| 8 | Michelle0417 | [Codepen](https://codepen.io/michelle0417/pen/MWRRMva) |
| 9 | yuan! | [Codepen](https://codepen.io/townyuan/pen/VwNNJVd) |
| 10 | 阿若 | [Codepen](https://codepen.io/skar5268/pen/xxeeoop) |
| 11 | Lauren | [Codepen](https://codepen.io/Lauren8/pen/GRLLbVL?editors=1112) |
| 12 | LiLiLiLi | [Codepen](https://codepen.io/jungang0414/pen/zYXXgrp?editors=0012) |
| 13 | han | [Codepen](https://codepen.io/iamHanCheng/pen/wvZZbLx?editors=1111) |
| 14 | Emma | [Codepen](https://codepen.io/huang_L/pen/KKYYOmW) |
| 15 | MDFk | [Codepen](https://codepen.io/aqcrrhwb/pen/ZEZZNVd?editors=0012) |
| 16 | brucelee0629 | [Codepen](https://codepen.io/xxhdklwi-the-decoder/pen/abxxeYa?editors=1011) |
| 17 | Ariel | [Codepen](https://codepen.io/ariel0510/pen/vYMMobE?editors=0010) |
| 18 | Kai | [Codepen](https://codepen.io/imkaikai9997874/pen/RwOOXom?editors=0011) |
| 19 | Yuwen | [Codepen](https://codepen.io/Yuwen-the-reactor/pen/oNOOKdO?editors=0012) |
| 20 | Chia Pin | [Codepen](https://codepen.io/joker-cat/pen/rNbgBMP) |
| 21 | 白白 | [Codepen](https://codepen.io/YuBai/pen/VwNOZav?editors=0011) |
| 22 | Sammy | [Codepen](https://codepen.io/fsczdlla-the-bold/pen/xxeevpy?editors=1111) |
| 23 | Chingya | [Codepen](https://codepen.io/chingya1214/pen/eYooqdG) |
| 24 | yicheng | [Codepen](https://codepen.io/YiChengCHANG/pen/ZEZNzxP?editors=1111) |
| 25 | yunyouob | [Codepen](https://codepen.io/ozkkvlsu-the-animator/pen/zYXQOJO?editors=1111) |
| 26 | 紫珩 | [Codepen](https://codepen.io/tzhengliin/pen/OJGYJLE) |
| 27 | Joey一針 | [Codepen](https://codepen.io/joeychou/pen/oNORvQz) |
| 28 | Joy1712 | [Codepen](https://codepen.io/Joy1712/pen/BaEEmQM?editors=1011) |
| 29 | WEIWEI | [Codepen](https://codepen.io/weiwei93/pen/WNWBNQP) |
| 30 | Tanyaaaa | [Codepen](https://codepen.io/tanya77777/pen/yLrWBmW) |
| 31 | Ana | [Codepen](https://codepen.io/Ana-Wu/pen/ExJzxmN?editors=1112) |
| 32 | mike_2049 | [Codepen](https://codepen.io/mike2049/pen/BaEEgpG) |
| 33 | Peggy | [Codepen](https://codepen.io/peggy0419/pen/mdggNXd) |
| 34 | CrystalLala | [Codepen](https://codepen.io/crystallala/pen/ExJJBbZ) |
| 35 | Mionne | [Codepen](https://codepen.io/neohyntw/pen/mdgYybo) |
| 36 | Casey | [Codepen](https://codepen.io/Caseyyyyyyyyyyyyyy/pen/oNORNJq) |
| 37 | tim | [Codepen](https://codepen.io/jskrtivy-the-animator/pen/xxeNbbY?editors=1111) |
| 38 | Rio | [CodePen](https://codepen.io/wei_wu/pen/ExJzaPo?editors=1010) |
| 39 | Winnie | [Codepen](https://codepen.io/codepen-io-winnie/pen/bGJJXpV?editors=1111) |
| 40 | yuling | [Codepen](https://codepen.io/igzdflpu/pen/mdggNBb) |
| 41 | 小趴 | [Codepen](https://codepen.io/papa2415/pen/Pogvorv) |
| 42 | boin | [Codepen](https://codepen.io/boinji/pen/bGJydVr) |
| 43 | Elva Su | [Codepen](https://codepen.io/evensu_/pen/vYMwOON?editors=0011) |
| 44 | sylviabuy | [Codepen](https://codepen.io/sylviabela/pen/gOyJpwg?editors=1111) |
| 45 | Shiny | [Codepen](https://codepen.io/shinychen/pen/ZEZNYbK) |
| 46 | damon0323 | [Codepen](https://codepen.io/swk9eny2/pen/WNWBbYj?editors=0011) |
| 47 | Six | [Codepen](https://codepen.io/Max-kuo/pen/XWQwbGW?editors=0011) |
| 48 | liugod3824🔥 | [Codepen](https://codepen.io/kjssvtkr-the-animator/pen/eYoaNwO?editors=0011)✔ |
| 49 | Haley | [Codepen](https://codepen.io/wsx3690/pen/abxrOXO?editors=0012) |
| 50 | 宇 | [Codepen](https://codepen.io/jian-yu-chen/pen/BaEeNPY) |
| 51 | Mika | [Codepen](https://codepen.io/shumtzhz-the-encoder/pen/yLrWYma) |
| 52 | Daisy Li | [Codepen](https://codepen.io/lidairong-gmail-com/pen/qBwGEoL?editors=0012) |
| 53 | Ellie | [Codepen](https://codepen.io/Ellie-Chiang/pen/MWRdKpo?editors=0011) |
| 54 | Amy(咂摳) | [Codepen](https://codepen.io/nnxucgmc-the-builder/pen/rNbgxjY?editors=0011) |
| 55 | suandme | [Codepen](https://codepen.io/su-su-the-sans/pen/wvZbGxy?editors=1111) |
| 56 | 薛逢 | [Codepen](https://codepen.io/vogqyrrj-the-selector/pen/gOyJPqP) |
| 57 | 小米 | [Codepen](https://codepen.io/hlgudwue-the-typescripter/pen/qBwGZrB) |
| 58 | sweewei | [Codepen](https://codepen.io/sweewei-Law/pen/PogvzZa?editors=1112) |
| 59 | JUN_ | [Codepen](https://codepen.io/Jun-L/pen/zYXQBpo?editors=1011) |
| 60 | Shawn | [Codepen](https://codepen.io/Zhang-shawn-the-typescripter/pen/dyLEXqm?editors=1111) |
| 61 | 閆安 | [Codepen](https://codepen.io/yanann7777/pen/rNbgLaa?editors=0011) |
| 62 | MY | [Codepen](https://codepen.io/ahmomoz/pen/MWRdjgb?editors=1011) |
| 63 | Eden | [Codepen](https://codepen.io/iseden/pen/RwOmRXE) |
| 64 | 黛Dye | [Codepen](https://codepen.io/Dye_Note/pen/wvZZoWp?editors=1011) |
| 65 | 快樂小豬 | [Codepen](https://codepen.io/rtjowfyf-the-lessful/pen/OJGYyOr) |
| 66 | 黛西 | [Codepen](https://codepen.io/ChiashengLin/pen/XWQwmeK?editors=1112) |
| 67 | Guan(yangguan.) | [Codepen](https://codepen.io/Yang-guan/pen/WNWBGmj?editors=1111) |
| 68 | Ching | [CodePen](https://codepen.io/huangching/pen/VwNOmaL) |
| 69 | leo.chang | [Codepen](https://codepen.io/s16777216/pen/OJGYbMW) |
| 70 | hongru-LyNn | [Codepen](https://codepen.io/LyNnYWu/pen/ExJzgde) |
| 71 | Tough life | [Codepen](https://codepen.io/hakuei0115/pen/oNORYwX) |
| 72 | ss585801 | [Codepen](https://codepen.io/ss585801/pen/GRLaNEr?editors=0011) |
| 73 | yu.t_liu | [Codepen](https://codepen.io/YuT200053/pen/VwNOmgP?editors=1011) |
| 74 | Antonio | [Codepen](https://codepen.io/gwhvusel-the-builder/pen/OJGYWLZ) |
| 75 | CC | [Codepen](https://codepen.io/gwhvusel-the-builder/pen/RwOmKJB?editors=1111) |
| 76 | s870012 | [Codepen](https://codepen.io/idzrvbnl-the-bashful/pen/rNbgjQW?editors=0011) |
| 77 | Camila | [Codepen](https://codepen.io/camilalo/pen/qBwGrdY) |
| 78 | Zander | [Codepen](https://codepen.io/chuangmaster/pen/KKYLmKZ) |
| 79 | Jiahe | [Codepen](https://codepen.io/Andywang-95/pen/dyLEWjX?editors=0012) |
| 80 | Maca | [CodePen](https://codepen.io/uimaca/pen/vYMwedX?editors=0010) |
| 81 | 樂樂 | [Codepen](https://codepen.io/Wpypy/pen/rNbgGZg?editors=1111) |
| 82 | Andy_12 | [Codepen](https://codepen.io/lifann/pen/ZEZNavb?editors=0011) |
| 83 | Frank Chiang | [Codepen](https://codepen.io/frankchiang/pen/yLrWPWO?editors=1111) |
| 84 | jami_37521 | [Codepen](https://codepen.io/jamiHexo/pen/GRLaymb) |
| 85 | 禮央 (れお) | [CodePen](https://codepen.io/J-Y-P/pen/qBwGpGv) |
| 86 | KUN. | [Codepen](https://codepen.io/barry91205/pen/vYMwdJG?editors=1111) |
| 87 | kebukeyi | [Codepen](https://codepen.io/kebukeyi/pen/GRLaQPE?editors=1111) |
| 88 | Toung | [Codepen](https://codepen.io/Toung/pen/VwNOrrr?editors=0111) |
| 89 | QOO | [Codepen](https://codepen.io/QOOQOOQ/pen/poBmadZ?editors=0011) |
| 90 | macihuang | [Codepen](https://codepen.io/macy1215/pen/yLrWvWw) |
| 91 | jcode0x378 | [Codepen](https://codepen.io/jeffreylin1990/pen/eYoaMMJ?editors=0012) |
| 92 | ninii傳教士 | [Codepen](https://codepen.io/niiniiii/pen/zYXQWJo?editors=0011) |
| 93 | JY | [Codepen](https://codepen.io/jylee0805/pen/oNORMjB?editors=1011) |
| 94 | Ed Huang | [Codepen](https://codepen.io/yide1986/pen/wvZbQdY?editors=1012) |
| 95 | Kasie | [Codepen](https://codepen.io/KasieL/pen/ExJzBzW?editors=0011) |
| 96 | easonpan | [Codepen](https://codepen.io/easonpan0904/pen/dyLByMN) |
| 97 | 婉玲Dacy | [Codepen](https://codepen.io/xxaynqoq-the-animator/pen/KKYjwZg?editors=0012) |
| 98 | kevinwen2014 | [Codepen](https://codepen.io/wenwoo/pen/QWPXbRB?editors=1111) |
| 99 | kawa | [Codepen](https://codepen.io/z83xji6/pen/yLrdNGR?editors=1011) |
| 100 | emmazhang. | [Codepen](https://codepen.io/zhangemma/pen/LYvKpyx) |
| 101 | isongzhe | [Codepen](https://codepen.io/Isongzhe/pen/xxeoZQJ?editors=1010) |
| 102 | aoya9155 | [Codepen](https://codepen.io/aoya2139/pen/bGJPEZe?editors=0011) |
| 103 | 嵬 | [Codepen](https://codepen.io/Obivld/pen/poBXyzr?editors=1111) |
| 104 | Ran | [Codepen](https://codepen.io/Ran-Ran-the-typescripter/pen/ExJBwbr?editors=0011) |
| 105 | 達達 | [Codepen](https://codepen.io/Adam-Tsai/pen/dyLBwzK?editors=1111) |
| 106 | oldan | [Codepen](https://codepen.io/Enix-Chien-/pen/QWPXobx) |
| 107 | oyll | [Codepen](https://codepen.io/dizzydog-rgb/pen/ExJBMpP) |
| 108 | weeixunzht | [Codepen](https://codepen.io/CalebZhang/pen/RwOmxod?editors=1001)[Codepen](https://codepen.io/deamru/pen/OJGKNyV)
| 109 | 杰_jie | [Codepen](https://codepen.io/hmj8805/pen/QWPeEbr?editors=1111) |
| 110 | james867.|[Codepen](https://codepen.io/JCT34/pen/zYXgNpY?editors=1012)|
| 111 | PoWei#8484|[Codepen](https://codepen.io/Po-Wei-Lai/pen/gOyVvwO?editors=1112)|
| 112 | Eileen|[Codepen](https://codepen.io/Eileen-io/pen/GRLVxKj)|
|113|discat3119| [Codepan](https://codepen.io/dizzysoup/pen/zYXgprB) |
|114|asabulu_von_f| [Codepan](https://codepen.io/asabulu/pen/jORgzWx?editors=0011) |
|115|wan_ju| [Codepan](https://codepen.io/Laura21/pen/oNOKqRZ?editors=1111) |
|116|Stone| [Codepan](https://codepen.io/stonetein/pen/BaEXVJz?editors=0011) |
|117|Sonia|[Codepen](https://codepen.io/YUJOU/pen/VwNoJwY?editors=1111)|
|118|知夜|[Codepen](https://codepen.io/XiaoXiaTian2/pen/YzMmmMJ?editors=1111)|
|119|ciindyLo|[Codepen](https://codepen.io/cindy820218/pen/BaeBKZN)|
|120|yo0x0oy|[Codepen](https://codepen.io/Dayton-Hsieh/pen/yLWBqeK)|
| 121 | jerry_66983 | [Codepen](https://codepen.io/Barry-C/pen/ZENzjeM?editors=0110) |
| 122 | hsiu8767 | [Codepen](https://codepen.io/hsiu8767/pen/bGybLPg) |
| 123 | .zack_p | [Codepen](https://codepen.io/Designer-PH/pen/jOoObWL?editors=0012) |
| 124 | l.shua_228 | [Codepen](https://codepen.io/Shan-Hua-Lin-LIN-HUA/pen/NWVWGVM) |
| 125 | Jainee | [Codepen](https://codepen.io/Jainee0110/pen/JjqjKej) |
| 126 | 艾洛 | [Codepen](https://codepen.io/Ironance/pen/ExzamoX?editors=0012) |
| 127 | hao jing |[Codepen](https://codepen.io/hjxu/pen/KKLKJqd) |
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