Kungani Kufanele Ufunde i-PHP Programmierung

I-PHP iwulimi olunamandla lokubhala. Ngokungafani nezinye izilimi zokubhala, PHP doesn’t require a browser or server to function. Imibhalo ye-PHP ingasetshenziselwa ukucubungula umbhalo okulula noma izinhlelo ze-cron. I-PHP futhi ine-syntax esebenziseka kalula. Ngaphezu kwalokho, Imibhalo ye-PHP kulula ukuyigcina nokuyikala.

Ulimi lokuhlela oluqondiswe entweni (OOP)

Ukuhlela Okugxile Kwezinto (OOP) isitayela sokuhlela esisebenzisa amakilasi nezinto ukwenza imodeli yedatha. Ngenxa yalokho, ilungele izinhlelo ezinkulu ezidinga ukunakekelwa okusebenzayo kanye nengqondo eyinkimbinkimbi. Ngokusebenzisa lesi sitayela, abahleli bezinhlelo bangangeza ukusebenza okwengeziwe ngaphandle kokukhathazeka ngokubhala ikhodi eningi.

I-OOP ku-PHP inika amandla onjiniyela ukuthi bachaze amakilasi amele izinto kuhlelo. Izinto zingasetshenziswa ukugcina, buyisa, guqula, bese ususa ulwazi. Lawa makilasi nezinto zingasetshenziswa futhi ngezinhloso ezahlukahlukene. Nakuba i-OOP ingazifanele izinkinga zezinga elincane, konga isikhathi sonjiniyela.

Ukuhlela okugxile entweni kuyikhono elibalulekile kumhleli onothando lwezinhlelo zokusebenza ezibanzi. Ngenkathi i-PHP ingulimi olusebenzayo nolusebenzayo, futhi inengxenye enkulu egxile entweni. Isifundo esihle se-OOP sizokusiza ufunde izisekelo zale ndlela yokuhlela futhi uthuthukise amakhono athuthukile.

Nakuba i-OOP ingadingekile kuzo zonke izinhlobo zezinhlelo, kwenza ukuhlela kube lula futhi kusheshe. I-object-orientation ikhiqiza phezulu futhi ayifanele zonke izinhlobo zezinhlelo. Abanye abahleli bezinhlelo bancamela ukuthuthukisa izinhlelo zokusebenza nezindlela zenqubo zokunciphisa phezulu. Kubalulekile futhi ukwazi ukuthi i-OOP ingasetshenziswa ezinhlelweni ngaphandle kokulungisa ukwakheka kwekhodi.

Schnelle Leistung

Programming is an essential skill to have in today’s modern world. Iningi lethu lisebenzisa izinhlelo zewebhu ngezinjongo ezahlukahlukene. Ngakho, sidinga ukuqonda ukuthi lezi zinhlelo zokusebenza zisebenza kanjani nokuthi zifakwa kanjani amakhodi ku-PHP. Uma ungathanda ukuba ngumhleli we-PHP, kunenqwaba yezinsiza ezitholakalayo ku-inthanethi ezingakusiza ube umhleli omuhle.

I-PHP yethule izici ezintsha ezimbalwa. Ngokwesibonelo, izimpikiswano eziqanjiwe zikuvumela ukuthi ubhale amanani ajwayelekile kukhodi yakho. Ungasebenzisa lesi sici kanye nezimpikiswano zendawo ukuze uzuze ukusebenza okuphezulu. Ngaphezu kwalokho, PHP 8 kuhlanganisa izinjini ezimbili ze-JIT-compilation, ebizwa ngokuthi i-Function JIT kanye ne-Tracing JIT. Zombili lezi zici zandisa kakhulu ukusebenza kwe-PHP.

Enye into enhle nge-PHP ukuthi kulula ukuyifunda. Umphakathi osekela ulimi uthuthukisa okokufundisa namakhathalogi aku-inthanethi ukuze kube lula ukufunda. Ngaphezu kwalokho, I-PHP iwulimi lomthombo ovulekile, okusho ukuthi abathuthukisi bangakha izinhlelo zokusebenza zewebhu ngaphandle kokukhathazeka nganoma yimiphi imikhawulo yezomthetho. Abahleli bohlelo be-PHP basebenzisa i-Open Source Facilitator (I-OSF), okwenza inqubo yokuhlela ibe lula nakakhulu.

Enye indlela yokwandisa ukusebenza kwekhasi lakho lewebhu ukugcina imisebenzi ehlala isikhathi eside emgqeni. Ungasebenzisa futhi inqubo ehlukile ukuze wenze le misebenzi. Esinye isibonelo esihle inqubo yokuthumela i-imeyili. Ukusebenzisa le ndlela kukusiza ukuthi ugweme ukuchitha izinsiza ngenkathi uthuthukisa ukusebenza kwewebhusayithi yakho.

I-PHP ingenye yezilimi zokuhlela eziseceleni kweseva ezaziwa kakhulu futhi isetshenziswa kabanzi ekuthuthukisweni kwewebhu. Inezici eziningi ezibalulekile zokuphatha isizindalwazi sokuqukethwe okunamandla. Ivumelana nezimo kakhulu futhi iwusizo ezinhlelweni ezinkulu zokuphatha okuqukethwe. Ezinye zezici zayo zifaka ukusekela kolwazi oluningi kanye noxhumo kumaphrothokholi e-inthanethi. Ngokuvamile ayisetshenziselwa izinhlelo zokusebenza zedeskithophu, kodwa isetshenziswa yi-Facebook namanye amawebhusayithi.

Komplexität

PHP is a popular programming language used for web applications. Isekela i-Object-Oriented Programming (OOP) futhi inezinzuzo eziningana. Ngokwesibonelo, kuwulimi olukhulu emaqenjini ngoba ikhodi yalo iyaphindaphindeka futhi kulula ukuyilinda. Abasebenzisi be-PHP bazophinde bakuthokozele ukusebenziseka kalula nokufinyeleleka kwalolu limi lokuhlela.

I-PHP iwulimi lombhalo ovulekile womthombo. Lokhu kusho ukuthi ungayisebenzisela noma yiluphi uhlobo lwephrojekthi ngaphandle kwemikhawulo. Futhi inomphakathi osebenzayo wokusekela ukukusiza phakathi nesigaba sokufunda. Iwulimi oluseceleni kweseva, ngakho akudingeki ukhathazeke ngemikhawulo yezomthetho. Umphakathi we-PHP uthuthukise amakhathalogi nezifundiso eziku-inthanethi ukuze usize abasafufusa bafunde ulimi.

I-PHP iwulimi lokuhlela lomthombo ovulekile olune-syntax efanayo ne-Perl ne-C. Isetshenziselwa ukudala izinhlelo zokusebenza zewebhu namawebhusayithi ashukumisayo. Ikuvumela ukuthi ushumeke imisebenzi ku-HTML, okwenza kube nezimo kakhulu. Ngaphezu kwalokho, I-PHP iyakala, okusho ukuthi ingasetshenziswa kumaphrojekthi amancane namakhulu futhi ngokuhambisana.

Inzuzo enkulu yokusebenzisa i-PHP ukuguquguquka kwayo. Ungayisebenzisela imisebenzi eyahlukene futhi uyisebenzisele noma yini kusukela ekwakheni amawebhusayithi kuya ekuthuthukiseni izinhlelo eziyinkimbinkimbi. I-PHP yayiwulimi lokuqala lokuhlela, futhi seyenziwe izikhathi eziningana. Inguqulo yesibili, PHP 5.3, yethule i-Object-Oriented Programming namakilasi. Inguqulo yakamuva ye-PHP yi-PHP 7.

PHP 8 izokhishwa ngo 26 Novemba 2020 futhi izoletha inani lokulungiselelwa kwesofthiwe ebalulekile. Izophinde ibe nemisebenzi emisha, njengeZimpikiswano Eziqanjiwe kanye Nezimfanelo. Lezi zici ezintsha ziyazenzela, futhi izokuvumela ukuthi ungeze amapharamitha ongawakhetha kumsebenzi uma uyibiza.

Einfache Handhabung

Uma umusha kuhlelo lwe-PHP, ungase uzibuze ukuthi yini ongayenza ngalolu limi. Izindaba ezinhle ukuthi i-PHP isekela imisebenzi ehlukahlukene ongayisebenzisa kumaphrojekthi akho ewebhu. Lokhu kufaka phakathi imisebenzi yesikhathi nedethi, imisebenzi yezibalo, kanye nemisebenzi yefayela neyento. Ngaphezu kwalokho, I-PHP iphinde isekele imisebenzi ehlukahlukene yokusebenza nesizindalwazi.

I-PHP iwulimi lokubhala oluseceleni kweseva oluvame ukusetshenziselwa ukuthuthukisa amawebhusayithi ashukumisayo nezinhlelo zokusebenza zewebhu. Iwumthombo ovulekile futhi inohlu olubanzi lwedathabheyisi kanye nokusekelwa kwephrothokholi ye-inthanethi. Ine-syntax elula, okwenza kube ulimi olufinyeleleka kakhulu kwabaqalayo. Futhi imahhala ukuyisebenzisa futhi iyatholakala kuwo wonke amasistimu wokusebenza amakhulu.

I-PHP iwulimi lokuhlela oludume kakhulu futhi oluyi-leistungsstarke. Ukusebenzisa lolu limi, ungakha amawebhusayithi alula ukuwasebenzisa futhi anothe ngobuchwepheshe be-multimedia. Ngaphezu kwalokho, Abahleli bezinhlelo ze-PHP bangakha amawebhusayithi asebenza ngaphandle kokusebenzisa ama-plug-ins angaphandle noma okokufaka komsebenzisi wokugcina.

Izinhlelo zokusebenza zewebhu ziyithuluzi elihle labahleli bohlelo. Bangahlinzeka ngezinhlelo zokusebenza zebhizinisi ezihlukahlukene, kanye nokweseka imisebenzi yabasebenzisi abaningi nenethiwekhi. Okudingayo nje uxhumano lwe-inthanethi kanye nesiphequluli sewebhu sesimanje ukuze usebenzise izinhlelo zokusebenza zewebhu. Ungakwazi ngisho nokwenza izinhlelo zokusebenza zeselula zama-smartphone namathebulethi.

Umyalelo wokuqala we-PHP ukwenza isiqiniseko sokuthi i-$zahl inkulu kune 10. Ungasebenzisa futhi i-post-increment operator ukuze uhlole inani lika-$zahl. Khona-ke, ku-loop yesikhathi, i-echo izoqhubeka kuze kube yilapho i-$zahl iba yimbi kakhulu 10.

Einsatz in der Webentwicklung

PHP Programmierung is a very popular scripting language for building web applications. I-syntax yayo ifana ne-C ne-Perl, futhi ikuvumela ukuthi ushumeke imisebenzi khona kanye kukhodi ye-HTML. I-PHP iguquguquka kakhulu futhi ingasetshenziselwa kokubili amaphrojekthi amancane namakhulu. Nazi izizathu ezimbalwa zokuthi kungani kufanele ufunde i-PHP.

I-PHP idume kakhulu embonini yokuthuthukiswa kwewebhu, futhi ingasetshenziswa ukudala amawebhusayithi ayinkimbinkimbi futhi ashukumisayo. Iphinde ikuvumela ukuthi uthuthukise izinhlelo zokusebenza eziku-inthanethi ezixhuma kusizindalwazi njenge-MySQL. Lezi zinhlobo zezinhlelo zokusebenza zisetshenziselwa ukudala izitolo eziku-inthanethi nezinye izinhlobo zamabhizinisi edijithali. I-PHP isetshenziswa kabanzi ekusingatheni iwebhu kanye nezinhlelo zokuphatha okuqukethwe.

I-PHP ingumthombo wamahhala futhi ovulekile, ngakho-ke ngeke udinge ukukukhokhela. Futhi inabasebenzi abaningi kanye nonjiniyela abakhethekile. Onjiniyela abaningi be-PHP basebenza njengama-freelancers, kuyilapho abanye beyingxenye yezinhlaka ze-PHP. Kuzo zombili izimo, umphakathi usebenzisana ukusiza ukwakha isimo esiqinile sokuthuthukiswa.

I-PHP iwulimi lokuhlela oludume kakhulu ekuthuthukisweni kwewebhu, ikakhulukazi kulabo abasha ekuthuthukisweni kwewebhu. I-syntax yayo elula nemithetho yokubhala ikhodi eqondakala kalula iyenza ilungele abaqalayo kanye nakubahleli bohlelo abangomakadebona.. Isetshenziselwa ngisho nezinhlelo zokusebenza ze-software-as-a-service.

Iningi labathuthukisi be-PHP baneziqu ze-bachelor, noma ngisho dissertation. Kungakhathaliseki izinga lemfundo, kubalulekile ukuba nesizinda esithile sezibalo noma isayensi yekhompyutha. Isizinda esakhiweni sekhompyutha, ama-algorithms, kanye nezakhiwo zedatha, kanye nokucabanga kwenani, izokusiza ube umthuthukisi ongcono we-PHP. Onjiniyela Besitaki Esigcwele kumele bazi i-JavaScript, CSS, kanye ne-HTML.