Umahluko phakathi kwabaPhuhlisi be-PHP kunye ne-PHP Entwicklers

I-PHP lulwimi lokubhala oluhlala lukwimeko yendaleko kwaye lusetyenziselwa ukuphumeza uluhlu olubanzi lwemisebenzi. Abaphuhlisi be-PHP benza izakhiwo zedatha enzima kunye nezicelo zewebhu. Ngokuqhelekileyo baqeshwe kwiinkqubo zokulawula umxholo, iindwendwebookers, kunye neeforam. Bahlala begqiba ukuphuhlisa umxholo onamandla. Ukuze ufunde ngakumbi malunga ne-PHP, qhubeka ufunda! Eli nqaku liphonononga umahluko phakathi kwabaphuhlisi kunye nabaphuhlisi be-PHP. Ukuqala, qwalasela indima yakho njengomphuhlisi.

Iifayile kwiifayile ze-PHP

Njengomphuhlisi we-PHP, ungacwangcisa rhoqo iiheader. Ezi zihloko zinika ulwazi lomncedisi wakho. Iifayile ze-UTF8 nazo ziqulethe i “I-Byte Order Mark,” okanye BOM. Ukubeka iiheader kuqala kubangela igazi, ke ukususa ii-BOM kwiifayile zakho licebo elilungileyo. Ukuze ufumane inkcazelo engakumbi, bona Ukucwangcisa izihloko kwi-PHP. Nazi iimpazamo ezimbalwa eziqhelekileyo ezibangela igazi:

Ifayile_fumana_imixholo(): Sebenzisa lo msebenzi ukufumana imixholo yefayile ye.txt. Le ndlela ikwafuna ‘isiphatho sefayile’ kunye 'nesicatshulwa’ ipharamitha. Iifayile kufuneka zibhaleke. I ‘bhala’ ixabiso lazisa umsebenzi wenani leebhayithi kwifayile. Ukuba utyando aluphumeleli, bhala() ibuyisela bubuxoki. Nangona kunjalo, lo ngumsebenzi obalulekileyo we-PHP.

Phakathi kwezicelo ezidumileyo ezisekelwe kwi-PHP, I-e-commerce kunye nophuhliso lwewebhu yimizekelo emibini eqhelekileyo. Ulwimi lwe-PHP lusetyenziswa kakhulu kumashishini e-intanethi nakwiikhompyutha zobuqu. Kukho iingenelo ezininzi zokuyisebenzisa, kubandakanywa lula ukusetyenziswa kwayo kunye nexabiso layo eliphantsi. Itoliki ye-PHP ikuvumela ukuba wenze idatha yeentlobo ezahlukeneyo kwaye uyithumele kwi-webserver. Ngokungafaniyo nezinye iilwimi zokubhala, I-PHP isimahla kunye nomthombo ovulekileyo. Ukwazi iziseko ze-PHP kubalulekile xa uzibonakalisa kwi-IT-Recruiters.

Inkqubo ye-PHP iya kuqhuba kwiiseva ezininzi zewebhu ezidumileyo. Ulwimi lwe-Scripting PHP lusetyenziselwa ukwenza iiwebhusayithi ezinamandla kunye nezicelo zewebhu. I-PHP inemvelaphi yayo kwiminyaka yamashumi alithoba kwaye ngoku isasazwe phantsi kwelayisensi ye-PHP. Ikhowudi ye-PHP lulwimi lokubhala olusebenza kwiikhomputha kusetyenziswa iinkqubo ezahlukeneyo zokusebenza kunye nogcino-lwazi. Njengoko ilulwimi oluqhutywa ngumncedisi wewebhu, Iimodyuli zolwandiso lwe-PHP zikuvumela ukuba uphuhlise usetyenziso lwewebhu ngexabiso eliphantsi kakhulu.

Ukusebenza kweefayile ze-PHP

Unokubandakanya i-PHP-Dateien kwikhowudi yakho ye-PHP ngokusebenzisa i-syntax 'bandakanya’ okanye ufuna'. Kwi-PHP, la magama mabini athetha into enye – quka okanye ufune. I-PHP ineseti yayo yemisebenzi ebalulekileyo kucwangciso. Nazi ezinye zazo:

bopha() kwaye bind_kanye yimisebenzi emibini ekuvumela ukuba ubophe ifayile kwidilesi ethile kumncedisi phambi kokuba uyithumele kundwendwe.. Nangona kunjalo, Kufuneka usebenzise lo msebenzi kuphela ukuba uqinisekile ukuba igama lefayile ye-PHP lihlala lifana. I-Sonderzeichen okanye abanye abalinganiswa banokungafundeki. Kuya kufuneka uqinisekise ukuba i-PHP-Programm yakho ayidluli kumda kuba iya kuphelisa.

Umsebenzi wefayile_put_contents ungasetyenziselwa ukufunda okanye ukubhala idatha kwifayile. Lo msebenzi wamkela umtya, igama lefayile, kunye ne-charset kwaye yenza ifayile entsha.txt. Ubungakanani befayile() izakubuyisela inani leebytes kwifayile. Isenokusetyenziswa nokufunda okanye ukubhala ifayile. Ingasetyenziselwa ukufunda nokubhala idatha, okanye ingasetyenziselwa ukwenza ifayile.

Ngaphandle kwekhowudi kwifayile ye-PHP, Ungasebenzisa kwakhona ulwandiso olukhethekileyo ukongeza umsebenzi. Ngokungafaniyo nolwimi oluqhelekileyo, Imisebenzi ye-PHP-tag ikuvumela ukuba udibanise okanye ususe iithegi ze-HTML, ngok utshintsha umxholo. Oku kunokwenza kube lula ukusebenzisa izandiso, njenge jQuery. Kungenjalo, ungasebenzisa ulwandiso olwahlukileyo lwejQuery. Ukuba ukhetha ukhetho lokugqibela, Kuya kufuneka uqiniseke ukuba unayo inguqulelo ye-PHP.

Ukusebenza kweenkqubo ze-PHP

Uluhlu olubanzi lwemisebenzi lunokwenziwa kwiinkqubo ze-PHP. Kwi-PHP 5, lo msebenzi waziswa. I-PHP ikwaxhasa iNkqubo eJongene neNjongo. Izinto azikho ngokwenene izinto, kodwa bhekisa kwizinto eziguquguqukayo kunye nabaphathi. Eli nqaku livumela abaphuhlisi ukuba benze izinto ezinokuthi zisetyenziswe ukwenza imisebenzi eyahlukeneyo. I-PHP ixhasa uFikelelo lweDatha eJoliswe kwiNjongo (PDO).

Njengolona lwimi lusetyenziswa kakhulu lwenkqubo, PHP ithandwa kakhulu ehlabathini. Ingasetyenziselwa ukwakha usetyenziso olusekwe kwidesktop kunye nosetyenziso lwewebhu olunomzobo wojongano lomsebenzisi. I-PHP ikwaxhasa uphuhliso lweqonga elinqamlezileyo. Oku kuthetha ukuba ingasetyenziselwa ukuphuhlisa usetyenziso kuwo wonke amaqonga ahlukeneyo. Oku kuluncedo ngakumbi kwabo basebenza kwiprojekthi ebandakanya uphuhliso oluphathwayo. Ukuba bhetyebhetye kunye nokwandiswa kwayo kuyenza ibe lolona khetho lubalaseleyo kwizicelo zeshishini.

I-PHP-Iinkqubo zisebenzisa umqokeleli wenkunkuma ukuphelisa izinto ezingasafunekiyo. Lo mqokeleli wenkunkuma yinto elula kakhulu eyenza inkqubo ibe lula kwaye inqande izinto ekugcinweni nasekusetyenzisweni ngokungeyomfuneko.. I-PHP ikwabandakanya i-cache feature, egcina ireferensi yento endaweni yokuvumela ukuba ilahleke. Ukusebenzisa i-cache yindlela ebalaseleyo yokwandisa ukusebenza kwe-PHP-programs yakho kwaye uthintele ilahleko yedatha.

Ukongeza ekudumeni ngenxa yokuguquguquka kwayo, I-PHP ibonelela ngomsebenzi omkhulu kubanini bewebhusayithi. Ukusuka ekuboniseni umxholo kwiphepha lewebhu ukuhlalutya idatha, I-PHP lulwimi lwenkqubo olusebenzayo noluguquguqukayo oluye ludume ngakumbi. I-syntax yayo elula kunye nokusebenza okunengqiqo kuyenza ibe lolona khetho lufanelekileyo kubaphuhlisi bewebhusayithi. Lulwimi lwenkqubo ekulula ukuyisebenzisa olusetyenziswa ngokubanzi kusetyenziso lwewebhu..

Umahluko phakathi kwabaphuhlisi kunye nabaphuhlisi

Umahluko phakathi komphuhlisi we-PHP kunye nomphuhlisi wewebhu awukho mkhulu njengoko umntu anokucinga. I-PHP inamanqaku amaninzi amahle kunye nama-nuances kwaye ifuna abaphuhlisi batshintshe kwaye basebenzise izinto ezininzi emsebenzini wabo. Kukho iingenelo ezininzi kuphuhliso lwe-PHP kunye nokukwazi kwayo ukusebenza kumaqonga ahlukeneyo. Nangona kunjalo, umphuhlisi kufuneka kwakhona abe nezakhono ezithile kunye namava ukuze aphumelele kule ndima. Kweli nqaku, siza kujonga ezinye zeeyantlukwano phakathi komphuhlisi we-PHP kunye nomphuhlisi.

Abaphuhlisi kunye nabaqulunqi bewebhu basebenzisa iilwimi zeprogram ezidumileyo ukwenza usetyenziso lwewebhu. Phakathi kwezi lwimi kukho iJava, C#, ISEPHA, JSON, kunye nabanye. Abahlalutyi be-Middleware nabo balawula ii-backups ezizenzekelayo kunye nokugcina iinkqubo kunye neenkcukacha. Umahluko phakathi komphuhlisi kunye nomyili wewebhu awukho kulwimi kuphela, kodwa nakwizakhono kunye namava abaphuhlisi. Umphuhlisi we-PHP uya kuhlala eqhelana nazo zonke ezi zinto zingasentla.

I-PHP yayiphuhliselwe uphuhliso lwewebhu kunye nezicelo zewebhu. Ulwimi lunokusingatha yonke into enokwenziwa yinkqubo yeCGI, kuquka cookies, amaphepha aguqukayo, kunye nokuninzi. Le meko yokusetyenziswa kwendabuko ye-PHP kulapho ikhowudi yenziwe khona kwi-webserver, kwaye ayibonwa sisikhangeli. I-PHP entwickler okanye umphuhlisi uya kuba ngumphuhlisi wewebhu, kodwa umphuhlisi we-PHP uya kuphuhlisa izakhono zabo kule ndawo iminyaka. Inyaniso, ngokutsho kweW3Techs, 78.3 ipesenti yeewebhusayithi eziphilayo zisebenzisa olu lwimi lweprogram yeseva. Ngaphezu koko, 8 ngaphandle kwe 10 iiwebhusayithi zisebenzisa i-PHP ngenye indlela.

Iindleko zabaphuhlisi bephp

Kukho iinketho ezininzi ezifumanekayo kuwe xa ufuna umphuhlisi we-PHP. Ungaqesha i-freelancer okanye inkampani ukuba ikuqeshe. Abaphuhlisi abazimeleyo akufuneki baqeshwe yinkampani, kwaye unokuziqesha kuphela xa uzifuna. Ii-freelancers zihlawulisa ngaphantsi kwabasebenzi benkampani, kwaye ungabaqesha nanini na xa ubafuna. Ukuba ujonge umphuhlisi we-PHP ngesiseko sekhontrakthi, kuya kufuneka wazi ukuba yimalini ozimisele ukuyihlawula.

Abaphuhlisi be-PHP banokwenza naphi na ukusuka $15 ngeyure ukuya $80 ngeyure. Okukhona benamava ngakumbi, amaxabiso abo aphezulu aya kuba phezulu. Kungenjalo, ukuba uqesha umphuhlisi weprojekthi yexesha elide, unokucinga ngokuqesha umntu ongaphandle kwe-US. Kwezi meko, ungalindela ukuhlawula imali encinci kunento onokuyihlawula kumakhi waseMelika. Amaxabiso nawo anokuba ngaphantsi. Kuya kufuneka uqwalasele indawo okuyo xa ufuna umphuhlisi we-PHP.

Ulwimi lwe-PHP lunamanqaku amaninzi amahle kunye nama-nuances. Ukuqesha umphuhlisi onezakhono ezithile kunokukunceda ukuba uphephe ukuqesha umphuhlisi ophakathi. Abaphuhlisi be-PHP kufuneka bakhululeke ngeendlela ezahlukeneyo zomsebenzi, kuquka nabo babaxhasi babo. Kwakhona kuya kufuneka babe noqeqesho olukhethekileyo, ngaphandle kokuba basebenza kwiprojekthi engadingi i-PHP. Kwaye abaphuhlisi be-PHP kufuneka babe nezakhono eziphezulu. Ukuba ufuna umphuhlisi we-PHP, ungalibazisi ukuqhagamshelana Spider India. Iqela leengcali liya kwenza umsebenzi wenziwe ngokukhawuleza nangempumelelo.

Kutheni ukhetha abaphuhlisi bephp?

Kutheni kufuneka uqeshe umphuhlisi we-PHP kwiwebhusayithi yakho entsha? Emveni kwakho konke, inkqubo yokwakha iwebhusayithi yakho ibandakanya umsebenzi omninzi wobugcisa. Awufuni ukuhlawula imali eninzi nje ngomphuhlisi wewebhu ukuphuhlisa elula, iwebhusayithi engabonakaliyo – ufuna ukuwenza kakuhle umsebenzi. Kodwa kukho iimpawu ezimbalwa ekufuneka uzijonge ukuze uqiniseke ukuba ufumana oyena mphuhlisi wewebhu ubalaseleyo kulo msebenzi.

Ekuqaleni, PHP-abaphuhlisi ziingcali ekuphuhliseni izicelo web enamandla. Bamele bayazi indlela yokusebenza kwiqela kunye nokuphuhlisa iiwebhusayithi ezintsha. Izakhono zabo kufuneka zibandakanye i-HTML kunye neJavaScript. Kufuneka bazazi iindlela zophuhliso zale mihla. Ukuba unemvelaphi yobugcisa, kufuneka ukwazi ukufunda ithala leencwadi le-PHP kwaye uqonde ulwimi. Ekugqibeleni, PHP-abaphuhlisi kufuneka bakwazi ukuziqhelanisa naluphi na utshintsho uyilo, ngoko ke kufuneka bakwazi ukusebenza kakuhle nezinye iiteknoloji.

I-PHP isetyenziswa ngokubanzi ngabaphuhlisi bewebhu kwiinkqubo ezahlukeneyo. Ngelixa uninzi lwabo lubhala isoftware kunye nekhowudi, ziimpawu ze-server-side ze-PHP ezenza idume kakhulu. Abaphuhlisi be-PHP banokwenza iiwebhusayithi zisebenze ngeentlobo ezahlukeneyo zewebhusayithi kwaye zide zidibanise enye kwenye. Ukwengeza, Abaphuhlisi be-PHP banokwenza izicelo zewebhu zesiko kwiinkampani kunye nemibutho engenzi nzuzo. Oku kwenza ukuba amashishini akwazi ukusebenzisa le teknoloji ngeenjongo ezahlukeneyo.