Me yasa JavaScript ya zama sananne, al’amura, ya cancanci koyo a 2024

Na farko, menene JavaScript? Rubutun Java shine yaren shirye-shiryen da ake amfani da shi don samun dama ga aikace-aikace daban-daban. Rubutun Java na ɗaya daga cikin shahararrun yarukan shirye-shirye, kuma shahararsa na karuwa ne kawai. Idan kuna son ƙarin koyo game da dalilin da yasa Rubutun Java ke samun shahara kuma ko yana da daraja koyan JS a 2022, duba gaskiyar da ke ƙasa. [taken magana id = “abin da aka makala_7684” align = “aligncenter” nisa = “760”]
Brendan Eich, uban JavaScript[/taken magana]

Bayanan asali game da JS waɗanda yakamata ku sani kafin ku fara koyan yaren shirye-shiryen JavaScript

JavaScript babban yaren shirye-shirye ne wanda ke goyan bayan hanyoyi daban-daban. Yana nufin rukunin harsunan da aka fassara. Abin da JavaScript ya haɗa:

1. Ana ƙididdige ƙimar bayanin ta hanyar ƙididdige ƙimar ƙima, ko hypotenuse.
2. Ana bayyana lambar shirin ko aikace-aikacen lokacin da aka shiga.
3. Ana iya sanya ayyukan rubutun Java azaman sauran ayyuka daban daga wasu fayiloli, zaka iya raba su.
4. Saboda yawan yaɗuwar Javascript, ɗimbin burauzar yana samun tallafi.

ES6 sabon ƙari ne ga JavaScript wanda ke faɗaɗa aikinsa. Yana ƙara goyan baya don daidaita aikin kibiya, kwancewa, yadawa da sauran masu aiki, kayayyaki, da azuzuwan.
JavaScript ya yadu kuma sananne, saboda haka al’ummomi da yawa sun kafa kewaye da shi, wanda ke ba masu haɓaka damar samun ƙarin kayan aiki, kamar:

• Dakunan karatu da tsarin aiki.
• Masu tarawa.
• Dakunan karatu na taimako.
• A tsaye masu samar da rukunin yanar gizo.

JS kuma:

• yana ba ku damar ƙirƙirar tsarin gaba na zamani ta amfani da React, Angular da Vue;
• amfani da React Native don ƙirƙirar aikace-aikacen dandamali;
• an rubuta wasanni da yawa a cikin JS;
• An rubuta mutummutumi na kasuwanci da JavaScript.

[taken magana id = “abin da aka makala_7668” align = “aligncenter” nisa = “610”]
Koyan yaren shirye-shiryen JavaScript yana ba ku damar magance matsalolin masu zuwa[/taken magana]

Me yasa JavaScript ya shahara kuma ya cancanci shahararsa?

Kamar yadda aka ambata a baya, Javascript ya zama ɗaya daga cikin shahararrun harsunan shirye-shirye, duka ta fuskar yawan amfani da ayyukan da ake yi a kai, da yawan buƙatun.

Java babban zaɓi ne ga masu tsara shirye-shirye don shiga cikin haɓakawa. Kamfanoni a cikin Tarayyar Rasha suna ɗaukar masu farawa zuwa ɗakunan gidan yanar gizon su. Studios suna duka a manyan birane da yankuna.

Fa’idodin JavaScript, waɗanda ƙwararru suka lura:

• Ƙari na farko na JS shine sassauci na JS , wanda ke ba ku damar ƙirƙirar aikace-aikace, ko shafukan da ke da babban haɗin gwiwa.
• Abu na biyu da ya kamata a kula da shi shine haɓaka aikace-aikacen yanar gizo , waɗanda a halin yanzu suna samun karɓuwa. Google yanzu yana bibiyar waɗannan ci gaban. Amma yanzu PWA tana samun karbuwa, wanda a nan gaba zai iya mamaye kasuwa. An haɓaka PWA ta amfani da JavaScript.

Kuma ga ra’ayi, wanda aka ɗauka a https://habr.com/: [taken magana id = “abin da aka makala_7664” align = “aligncenter” width=”748″]
Me yasa yarukan shirye-shiryen JavaScript suka shahara – madadin ra’ayi[/taken magana. ]

Me yasa yakamata ku koyi JavaScript

JS yana da sauƙin koya, haka kuma yana da sassauƙa sosai kuma ba mai tsauri akan kurakurai ba, sabanin sauran harsuna. Idan kai gogaggen masanin shirye-shirye ne, za ka iya keɓance yaren da kanka don kada a yi kuskure ko kaɗan. Saboda karuwar shaharar aikace-aikacen yanar gizo – Java ba ya rasa shahararsa. Har ila yau, yawancin shafuka an gina su a cikin wannan harshe, wanda ke ba mutanen da ke aiki da shi damar samun matsayi mai dacewa a kowane kamfani. [taken magana id = “abin da aka makala_7680” align = “aligncenter” nisa = “764”]
Neman aikin javascript yana da sauƙi har ma ga mafari, yin la’akari da adadin guraben aiki [/ taken] Har ila yau yana da mahimmanci kada harshen ya zama tsohon zamani a nan gaba, tun da sauran hanyoyin da ke wanzu a yanzu, ko da yake kama da JS. sun kai matakinsa da aikin sa har yanzu suna buƙatar haɓakawa. Manyan kamfanoni suna saka hannun jari don haɓaka JavaScript, don haka yana haɓakawa, wanda ke nuna abubuwan da za su kasance a nan gaba. [taken magana id = “abin da aka makala_7675” align = “aligncenter” nisa = “769”]
JS na yau da kullun yana da sauƙi kamar harsashi[/taken magana]

Menene fatan harshen

JS yana ɗaya daga cikin yarukan da ake buƙata a duniya. A cewar hukumar ta TIOB, tana matsayi na bakwai. A kan GitHub, harshen yana cikin matsayi na farko. Shi ne harshe na biyu da aka fi so bayan Python. Duk wannan yana tabbatar da cewa harshen yana da kyakkyawan fata. JavaScript Programming Language – abin da aka rubuta a ciki, yadda ake koyonsa, nawa suke biya: https://youtu.be/a76uc2FP4yE

Shin za a sami buƙatun masu shirye-shiryen JS a nan gaba

A cikin ci gaban musaya na yanar gizo, aikace-aikacen ba za su iya yin ba tare da JS ba. Saboda haka, shahararsa za ta karu. Bisa hasashen da aka yi, a cikin shekaru 10 masu zuwa, tabbas zai kasance cikin bukatar. [taken magana id = “abin da aka makala_7682” align = “aligncenter” nisa = “718”]
Matsakaicin alamar farashin sabis na masu haɓaka avaScript a Rasha[/taken magana]

Amfani da rashin amfani JavaScript

Don haka, JS ya cancanci shahara? Ribobi:

1. Yi amfani da ci gaban yanar gizo – JS kayan aiki ne mai mahimmanci wanda ke da duk ayyukan da suka dace, tsarin aiki, ɗakunan karatu.
2. Gudun aiki da aiki – saurin sarrafa buƙatun daga shafuka yana ba da fa’ida sosai ga wannan harshe. Ya kuma san yadda ake aiwatar da wani ɓangare na buƙatar ba tare da ƙirƙirar buƙatun ga uwar garken ba.
3. Babban yanayin muhalli – adadin abubuwan da aka yi na mai amfani ya karu sosai kuma ya kasance don amfani ba tare da hani ba.
4. Sauƙin amfani – ɗimbin kayan aikin da aka ƙirƙira don sauƙaƙe aikin masu amfani, da kuma sauƙi mai sauƙi, ya sa Javascript ya dace sosai.
5. Hakanan ya kamata a dangana ga abubuwan da suka fi dacewa da saurin koyo da kuma saba da harshen .

[taken magana id = “abin da aka makala_7676” align = “aligncenter” nisa = “768”]
Fa’idodin Javascript da rashin amfani[/taken magana] Kamar kowane harshe, JS ba cikakke ba ne – Rubutun Java shima yana da rashin amfani:

1. Rashin karantawa da sauke fayiloli.
2. “Gafarar kurakurai” – wannan shine gaskiyar cewa harshe ya tsallake gazawar kuma baya haskaka su, yana kuma rubuta wasu bayanai bisa ga ra’ayinsa. Duk wannan an riga an bayyana shi a mataki na aiki da debugging.
3. Rashin tallafi don shiga nesa.
4. Mai sauƙin isa ga masu kutse. Saboda isar da harshen, ba shi da wahala a saka lambar ƙeta a cikinsa wanda ke cutar da masu amfani.

[taken magana id = “abin da aka makala_7665” align = “aligncenter” nisa = “722”]
Sabbin kayan aiki da yuwuwar amfani da javascript suna bayyana kowace shekara, kuma waɗannan fa’idodin ba za a iya musun su ba[/ taken magana] Koyaya, waɗanda ke amfani da harshen koyaushe suna haɓaka shi a cikin su. al’ummar masu amfani. Masu bincike suna inganta tare da aikin JS.

Ci gaban wasan JavaScript

Yawancin mutane suna tunanin cewa suna amfani da injin C++ don ƙirƙirar wasanni masu sanyi. Ana iya kiran wannan gaskiya, amma ba cikakke ba, saboda masu shirye-shirye na harsuna daban-daban suna shiga cikin haɓaka wasan. JavaScript ba banda wannan ba. Kuna iya ƙirƙirar wasanni a cikin Javascript, duka masu sauƙi da rikitarwa. A cikin duka biyun, ana amfani da fasahar Canvas, wanda ke aiwatar da lambar a cikin HTML5. Ana amfani da shafin HTML don saita alamar zane da kuma haɗa JS, wanda shine inda duk aikin ke faruwa. Ana bincika id ɗin canvas da ake buƙata a cikin fayil ɗin Java kuma an zaɓi hanyar aiki da shi. Anan an bayyana matakan farko kafin a ci gaba da ƙirƙirar wasan da kanta. Game da wasu shahararrun wasannin JavaScript:

1. OnOff – a cikin wannan wasan kuna buƙatar kawo halin zuwa ƙarshen layin ƙetare cikas da haɗari daban-daban a cikin nau’ikan ƙwallo da rami. Tare da kowane matakin da aka kammala, zaku shigar da sabon girma. Wasan yana da matakan 25 kuma yana yiwuwa don ƙirƙirar naku.
2. Underrun wasa ne mai kyawawan fasahar pixel da babban tasirin sauti. A cikin wasan, kuna buƙatar zuwa dakin gwaje-gwaje ta hanyar harbi maƙiyan mutant. Kuna buƙatar isa wurin don sake kunna tsarin lab.
3. Super Chrono Portal Maker – wasan shine ainihin Super Mario, wanda dole ne ku bi matakan shawo kan cikas da abokan gaba. Kowane sabon matakin, wanda akwai 30 a cikin wasan, yana ƙara sabbin injiniyoyi da ayyuka. Akwai mai tsara matakin.
4. Offline Paradice wasa ne mai sauri inda kalubalen shine kawai tsalle, gudu da fasa cikas. FPS a cikin wasan koyaushe ana kiyaye shi a matakin da ya dace, kuma fasalin ajiyar atomatik zai taimaka muku adana ci gaban ku. Wasan zai kasance tare da kiɗa mai daɗi, kyakkyawan bango da raye-raye mai kyau.
5. Raven wasa ne mai wuyar warwarewa wanda a cikinsa kuke buƙatar gyara kyamarori don leken asirin halittu masu haɗari a cikin duhu. Ka sa musu ido kar su kashe ka.

‘Yan wasannin da aka yi cikin wannan yare ne aka kwatanta a nan. A gaskiya ma, akwai wasu da yawa.

Me yasa Zama Mai Haɓakawa JS a 2022 – Me yasa yakamata ku Koyi JavaScript, Halayen

Idan har yanzu ba za ku iya amsa wannan tambayar ba bayan karanta duk abubuwan da ke sama, to wannan sashin na ku ne. Dalilan dalilin da yasa JS shine kyakkyawan shirin nazari na 2022:

1. Wannan yare na kowa ne. Yana da mashahuri ba kawai a tsakanin masu farawa ba, har ma a tsakanin masu sana’a.
2. Manyan al’ummar JS. Harshen ya shahara saboda dalili – ɗimbin haɓakawa don dacewa da aiki tare da masu amfani da wannan harshe ne suka ƙirƙira su. Misali: npm shine babban manajan kunshin. Bugu da kari, akwai jagororin Java da yawa akan gidan yanar gizo don taimaka muku farawa. [taken magana id = “abin da aka makala_7670” align = “aligncenter” nisa = “723”] Kuna iya koyan Rubutun Java a sigar wasa[/taken magana]
3. Java shine harshen masu bincike. Tabbas, akwai analog ɗinsa WASM, amma ko da bai isa ya ketare Java ba nan gaba. Java yana da mahimmanci ga masu haɓaka gidan yanar gizo.
4. Gudu da inganci. Yawancin shahararrun shafukan yanar gizo suna dogara ne akan Java, wanda ke da riba sosai a gare su. Suna da babban gudu da aiki, ƙarancin farashi ga masu su, kuma ana ƙirƙira su da sauri.

[taken magana id = “abin da aka makala_7666” align = “aligncenter” nisa = “700”]
Manyan harsunan shirye-shirye 15 bisa ga GitHub[/taken magana]

Ciniki mutum-mutumi da dabaru a JavaScript

Ya kamata a lura cewa Java ana amfani da shi ba kawai a cikin ci gaban yanar gizo da wasanni ba, har ma don ƙaddamar
da mutummutumi na kasuwanci . Don yin wannan, Rubutun Java yana da duk abin da kuke buƙata:

1. Alamun fasaha waɗanda za a iya samu a cikin jama’a.
2. Laburaren Tinkoff invest-openapi-js-sdk.
3. Yanzu bari mu ɗauki ƙaƙƙarfan dabarun a matsayin samfuri don ƙarin canji ga kanmu. Samfurin zai zama mafi sauƙin dabarun 2 SMA.
4. Bari mu inganta dabarun. Don wannan, za a yi amfani da kwayoyin halitta. Don yin wannan, kuna buƙatar ɗakin karatu na gadoji.

[taken magana id = “abin da aka makala_7679” align = “aligncenter” nisa = “811”]
Hanyar mai haɓakawa yana da wahala da ƙaya [/ taken magana] Yin amfani da Rubutun Java da ɗakunan karatu da tsarin da ke da alaƙa, har ma da mai tsara shirye-shirye na Junior JS-mai ciniki na iya rubuta robot ɗin ciniki mai sauƙi, yana inganta shi a hanya. Yawancin nuances waɗanda ke buƙatar haɓakawa sun bayyana tare da canje-canje a kasuwa. Bayan da aka inganta dabarun bisa ga dabara: Tsammanin lissafi = Yiwuwar riba x Matsakaicin riba – Yiwuwar asara x Matsakaicin asarar. Na gaba ya zo aikin tare da lambar da aka ƙirƙiri ƙirar. Za a cika mahaɗin don saita sigogi waɗanda algorithm ɗin zai yi aiki tare da su. A cikin yanayin zaɓin ƙirƙirar mutum-mutumi na kasuwanci ta amfani da kwayoyin halitta, kuna buƙatar gudu da cika lambobi da yawa don wannan robot ɗin kuma fara gwada su, sa’an nan, gano su shortcomings, hada mafi nasara wadanda kuma za ka iya yin haka sau da yawa kamar yadda ka so, kowane m sakamakon zai jimre da aikinsa mafi kyau da kuma mafi alhẽri, zabi sigogi na fastSMAPeriod da slowSMAPeriod lokaci, kazalika da tsayawa da kuma tsayawa. daukan. A wannan ƙimar, zaku iya ƙirƙirar tsarin ciniki wanda zai yi aiki a kasuwa. JavaScript yayi wannan sosai. Me yasa Javascript ya shahara sosai, shin yana da kyau koyan yaren shirye-shirye na JS: https://youtu.be/3kV1ZVM3KGU A cikin wannan labarin, kun koyi fasalin fasalin JS, fa’idodi da rashin amfaninsa. [taken magana id = “abin da aka makala_7677” align = “aligncenter” nisa = “1200”] haka kuma kafafu da wutsiya. A wannan ƙimar, zaku iya ƙirƙirar tsarin ciniki wanda zai yi aiki a kasuwa. JavaScript yayi wannan sosai. Me yasa Javascript ya shahara sosai, shin yana da kyau koyan yaren shirye-shirye na JS: https://youtu.be/3kV1ZVM3KGU A cikin wannan labarin, kun koyi fasalin fasalin JS, fa’idodi da rashin amfaninsa. [taken magana id = “abin da aka makala_7677” align = “aligncenter” nisa = “1200”] haka kuma kafafu da wutsiya. A wannan ƙimar, zaku iya ƙirƙirar tsarin ciniki wanda zai yi aiki a kasuwa. JavaScript yayi wannan sosai. Me yasa Javascript ya shahara sosai, shin yana da kyau koyan yaren shirye-shirye na JS: https://youtu.be/3kV1ZVM3KGU A cikin wannan labarin, kun koyi fasalin fasalin JS, fa’idodi da rashin amfaninsa. [taken magana id = “abin da aka makala_7677” align = “aligncenter” nisa = “1200”]
JavaScript shine ruhin rukunin yanar gizon [/ taken magana] Yanzu zaku iya tantance makomarku idan kun fara shirye-shirye a cikin wannan yaren, kuma bayan nazarin abubuwan da yake da shi da kuma yawan buƙatunsa, makomarku za ta yi nasara sosai, kuma basirar shirye-shirye za ta kasance. cikin bukata.