JQuery: uqhagamshelwano kwiphepha le web

jQuery yi Javascript-ilayibrari, elijolise kubuchwepheshe oqhagamshelwano phakathi HTML, JavaScript kunye CSS.

Leyo jQuery ekwaziyo

Ithala unako ukusebenza kunye luhlu lulandelayo iingxaki:

• akwazi ukwenza isibheno ngokupheleleyo nayiphi element yemodeli page kwento (DOM), kwaye enze zazo ezintsonkothileyo kunye nawo;
• umcimbi yokuphatha siyagcinwa;
• Kuyinto isipho iziphumo ezahlukeneyo zokusebenzisa kunye oopopayi graphic;
• ucazulule Ajax esiguquguqukayo technology (umsebenzi kubaluleke kakhulu kwaye iluncedo kakhulu, kodwa akukho ndawo);
• jQuery zayo Plug-in ngesixa esikhulu, umsebenzi walo ongundoqo kukuphumeza ujongano lomsebenzisi graphic kunye nentsebenziswano lomsebenzisi kunye nabo.

version abe kunye uncompressed ithala leencwadi

Developers ezahlukeneyo eziliqela leempendulo - omnye phantsi ucinezelo, omnye akakho. bookmark us uluncedo kakhulu kwi nqanaba ukhowudo izicelo web yohlelo (testing). Nciphisa version, kwelinye icala, kuza kuba iingenelo ezimbalwa luncedo ngexesha ekucokiseni, kodwa lilayishiwe kakhulu ngokukhawuleza kwaye ithatha indawo ngaphantsi. Ngenxa yoko, inguqulelo zixinaniswe ye jQuery kufuneka zisetyenziswe sele msebenzi, kuba usindisa bandwidth iseva kunye isithuba kwidiski ahlala.

Indlela ukukhetha uguqulelo lasekunene jQuery

Namhlanje, kukho iindawo ezingundoqo eziliqela jQuery - oku iinguqulelo sebe 1.x, 2.x, kunye 3.x. umahluko yabo okuphawuleka ukuba, ekubeni inguqulelo lwesibini luye lwayekiswa nayiphi na inkxaso ngaphandle kwabakhangeli zincwadi abadala, ezifana ibrawuza esuka ombutho "Microsoft" - "Internet Explorer", ukuya kutsho yaye kubandakanywa version wesibhozo.

ем данных в библиотеке на десять процентов и немного оптимизировать её работу. Le isisombululo ucuthe data ebonakalayo b ukutya elayibrari kwi pesenti ezilishumi ukuphakamisa ukusebenza kwayo kancinane. Noko ke, kwihlabathi babe ikhaya kunye neekhompyutha corporate, apho umkhangeli engundoqo efakwe kwi Internet Explorer endala, nangona ipesenti yabo abasebenzisi yaye musa ukudlula-3% ehlabathini lonke. Ngoko ke, ukuba bagcine umgangatho lixesha okanye hayi - kwakho isigqibo.

jQuery ababhekisi phambili balandele imigaqo kwiinguqulelo ngezisebenzelwanoezibuya umva. Oku kuthetha ukuba yemithetho ebhaliweyo version 1.7 kwelayibhrari, izakusebenza kwakhona version 1.8. Kodwa ngamanye amaxesha inkampani-developer kususa ukusetyenziswa okuncinane umsebenzi jQuery, ngoko ke kungcono ukuba ukuphinda-funda amaxwebhu yoguqulelo entsha xa ufuna ukwenza ngcono.

Ngowe-2016, ukukhululwa isebe elitsha jQuery. Le yinguqulelo 3.0, nto leyo eye yaba oluikhawuleza kakhulu kwaye kube lula ukuba iinguqulelo zakudala. hacks ephele zisuswe kuyo ukuphumeza imisebenzi abathile ngaphandle kwabakhangeli zincwadi abadala, uvumela ukuba ukubeka kwithala njengesixhobo mihla esinamandla nophuhliso.

Ukuba iprojekthi yakho sele ebotshelelwe ithala leencwadi elithile, kufuneka kuqala ukuqikelela iindleko lokuSetyenziswa kwaMandla oLuntu ukuba uphuculo. Ukuba bayazuza Inguqulo entsha ukuba abe - ngokukhuselekileyo ukuya phambili. Bonke ababhekisi phambili abaqala nje ukusebenzisa isixhobo iiprojekthi zabo, uyacebiswa ukuba ukuqala kwangoko nenguqulo entsha.

Indlela ukuze uqalise nge jQuery

Into yokuqala ufuna ukwenza unxulumano jQuery. Ukuze wenze oku, khuphela nje kwithala leencwadi ukusuka jquery.com developer lwezibonelelo, okanye esipilini, usixhome kwithala kwi server yakho web.

Ngoku siza ukudibanisa ngokwawo jQuery page Web. Ukuhlobanisa iincwadi zeempendulo ezahlukeneyo iProtokhol tag ulwimi lophawulo izibandakanye script. Nxibelelanisa jQuery usebenzisa ikhowudi ilandelayo:

Olu khetho ifanele kakuhle yoqhagamshelo kwindlela intanethi, kodwa zikhona ezinye iindlela ezininzi ukusebenzisa umncedisi.

Idibanisa jQuery usebenzisa ilifu

Google inikezela ngenkonzo sedatha Libraries, esebenzisa apho nabani na ukuqhagamshela sikhokelo okanye kwithala ethandwayo ukuba isicelo sakho web. To connect jQuery nge Google Cloud Storage ukusebenzisa umgca elivumelana inguqulo ekhethiwe, lo mzobo ulandelayo:

Amanani kwinguqulelo kwikholam ukutshatisa inani loguqulelo, efumanekayo ukwenzela ufakelo kunye nomsebenzi zokwazana nayo. To connect naziphi na iinguqulelo aphakathi, khuphela nje inani wokwamanani ngomtya uqhagamshelo endaweni amanani echazwe umzekelo.

Bonisa uluhlu lwe iinguqulelo kutshanje, ungasoloko ukujongana:

https://developers.google.com/speed/libraries/#jquery

Ukuba ngesizathu esithile musa ukuthembela Google Inc., kodwa ufuna ukwazi ukuqhagamshela indlela ilayibrari jQuery kunye umncedisi wesithathu wesithathu oluthembekileyo, ukugcinwa, ukusetyenziswa "Microsoft".

jQuery yenye izixhobo ezingcono uchake ngokulula oopopayi kumaphepha e web. Wakuba xiya amandla esi sixhobo, uya kuvuya kakhulu ukuba uqalise ukufunda ithala leencwadi efanayo.

Abagxeki phakathi kwabafundi kunye ababhekisi bakholelwa ukuba kubhetele ukuthengisa yonke into kulwimi olusulungekileyo, ngaphandle kokusebenzisa iilayibrari zomntu wesithathu. Kodwa kufuneka siqonde ukuba ifayile jQuery ithatha kilobytes engamashumi amabini kuphela, mhlawumbi sele kwibhrawuza cache komsebenzisi wakho, ukuba kokuxhuma script nge Google. Ngoko ke musani ukoyika ukuhlola izixhobo lula ubomi lomphuhlisi. Ngapha koko, ukudibana kunye nethala jQuery - hayi uzakhe ivili.