JS 陣列排序範例
馬老師離開待了約十幾年的教學界,目前在外商科技公司擔任Senior Consultant的工作,原因當然很多,未來有空再慢慢發文章分享,剛好最近有點時間,怕以後忘記,把最近專案中用到的一些程式筆記下來,如果大家有需要,也可以參考使用,這一篇是關於Javascript陣列排序的部分。
通常若有較多的內容需要儲存,變數就沒有陣列來的好用,所以陣列是拿來儲存大量的資料時所使用的,且儲存在裡面的資料,還可以選擇經過排序之後再呈現至畫面上,例如:
var name = ["stanley", "jack", "anita" , "mary"]; name.sort() //依照字母排序 console.log(name); // 輸出 ["anita", "jack", "mary", "stanley"] names.reverse() //反轉陣列內容 console.log(name); //輸出 ["stanley", "mary", "jack", "anita"]
但若我們同時有多個陣列,但希望以其中之一的內容排序時,也可以同步更新到另外一個陣列,該如何處理呢?可以參考以下的方式:
var name = ["stanley", "jack", "anita" , "mary"]; var gender = ["male" , "male" , "female" , "female"]; var score = [30, 10, 40 , 80]; var ID = ["S1" , "S2" , "S3" , "S4"]; console.log("name : " + name + "; score : " + score + "; gender : " + gender + "; ID : " + ID); /* 排序前 name : stanley,jack,anita,mary; score : 30,10,40,80; gender : male,male,female,female; ID : S1,S2,S3,S4; */ var list = []; for (var i = 0; i < name.length; i++){ list.push({ 'name': name[i], 'score': score[i], 'gender': gender[i], 'ID': ID[i] }); } list.sort(function(a, b) { return ((a.name < b.name) ? -1 : ((a.name == b.name) ? 0 : 1)); }); for (var i = 0; i < list.length; i++) { name[i] = list[i].name; score[i] = list[i].score; gender[i] = list[i].gender; ID[i] = list[i].ID; } console.log("name : " + name + "; score : " + score + "; gender : " + gender + "; ID : " + ID); /* 排序後 name : anita,jack,mary,stanley; score : 40,10,80,30; gender : female,male,female,male; ID : S3,S2,S4,S1; */
若是希望按照分數排序,則可以將sort function 修改為下:
//score 由小到大 list.sort(function(a, b) { return a.score - b.score }); //score 由大到小 list.sort(function(a, b) { return b.score - a.score });
補充:
上述的排序內容均以英文和數字為主,若是遇到中文可使用localeCompare進行,而排序的方式是漢語拼音順序,以下為範例:
var arr = ["二","五","四","一","三"]; //漢語拼音:一[yi], 二[er], 三[san], 四[si], 五[wu] console.log("排序前:" + arr); // 排序前:二,五,四,一,三 arr.sort(function(a,b){ return a.localeCompare(b, 'zh'); //排序後:二,三,四,五,一 }); console.log("排序後:" + arr); var arr = ["中文","英語","法國話", "京片子", "中國"]; //中文[zhong wen], 英語[ying yu], 法國話[fa guo hua], 京片子[jing pian zi], 中國[zhong guo] console.log("排序前:" + arr); //排序前:中文,英語,法國話,京片子,中國 arr.sort(function(a,b){ return a.localeCompare(b, 'zh'); }); console.log("排序後:" + arr); //排序後:法國話,京片子,英語,中國,中文 var arr = ["中文","英语","法国话", "京片子", "中国"]; console.log("排序前:" + arr); //排序前:中文,英语,法国话,京片子,中国 arr.sort(function(a,b){ return a.localeCompare(b, 'zh'); }); console.log("排序後:" + arr); //排序後:法国话,京片子,英语,中国,中文
5 Laws Everybody In Vibrating Anal Sex Toys Should Be Aware Of
buy anal Toys
The Top Companies Not To Be Keep An Eye On In The Shopping Online Uk Industry
Vimeo
This Is How Buy Used Mobility Scooter Will Look Like In 10 Years’
Time Buy Mobility Scooter Online
15 Pinterest Boards That Are The Best Of All Time About
Best Online Shopping Sites London Facial Hair Trimmer
Why You Should Concentrate On Improving Double Glazing
Spares Near Me double glaze units
Folding Scooter Tools To Streamline Your Daily Lifethe One Folding Scooter Technique Every Person Needs To Learn heavy duty folding mobility Scooters
What’s Holding Back The Birth Injury Legal Industry? sahuarita Birth Injury lawsuit
A Journey Back In Time: How People Talked About Fridges 20
Years Ago fridge on sale
A Step-By-Step Guide To Case Opening Simulator CSGO From Start To Finish case shadow (Maxie)
What Michael Kors Bag On Sale Experts Want You To
Learn michael kors Handbags grey [http://mspeech.kr/bbs/board.php?bo_table=705&wr_id=232247]
The 10 Scariest Things About Tread Mills Tread Mills (M.Procyon.Kr)
10 Things That Your Competitors Teach You About Social SEO Software Tool for
seo agency (rentry.co)
Why We Why We Erb’s Palsy Attorney (And You Should Also!) Milwaukee Erb’s palsy Lawsuit
Наша компания предлагает высококачественные услуги Разработка и рытье котлованов Алматы Мы обеспечиваем надежное и профессиональное оборудование для выполнения различных земляных работ на строительных площадках и других объектах. Наш опытный персонал и гибкие условия аренды делают нас надежным партнером для вашего проекта.
15 Of The Most Popular Slots For Fun Bloggers You Need
To Follow Popular Slots
5 Killer Quora Answers To Window Repairs Near Me upvc Window Repairs near Me
A Car Accident Claim Success Story You’ll Never Imagine car crash attorneys near me
(Deloris)
10 Facts About Car Ghost Immobiliser That Insists On Putting You In An Optimistic
Mood ghost Immobiliser
Guide To Anal Toy For Sale: The Intermediate Guide To Anal Toy For Sale Anal Toy
You’ll Never Guess This Window Repair Near Me’s Secrets window repair near me
Five Killer Quora Answers To Cars Keys Replacement
cars keys replacement
5 Laws That Anyone Working In Treadmill Should Be Aware Of treadmills Sale uk
You’ll Never Guess This GSA SER Links’s Tricks gsa ser links
Local SEO Agency Is The Next Hot Thing In Local SEO Agency
top seo Agency
You’ll Never Be Able To Figure Out This Reclining Electric
Wheelchair’s Tricks reclining electric Wheelchair
Is Your Company Responsible For The Window Replacements Budget?
12 Best Ways To Spend Your Money company
20 Fun Details About Repair Upvc Windows contractor
The Advanced Guide To Uk Online Shoe Shopping Websites vimeo.Com
5 Killer Quora Answers On Link Login Gotogel link login gotogel
What Is Affordable SEO Firm Near Me And How To Use It?
seo service near me (https://apricot-whale-Fbphk2.mystrikingly.com/blog/15-great-documentaries-about-local-seo-near-me)