PHP: Ukusebenza Iifayile

"Ulwimi Filipi» i ulwimi lokuprograma. Oku ikakhulu kubhaliwe kuzo zonke iziza ezikhoyo kwi-Internet. Chaza ulwimi yonke kunzima kakhulu, kodwa eli nqaku ijolise ekudalweni iifayile baze basebenze nabo.

Ulwimi Filipi: Ukusebenza Iifayile

Xa inkqubo yokudala kwi iifayile Filipi ngokusebenzisa umfanekiso ekhethekileyo yokuqala. Iseti eqhelekileyo imisebenzi Filipi Akukho iimpawu ezikhethekileyo ezinceda ukuba usebenze ngeefayile ezahlukeneyo. Kufumaneka kuphela fopen () umsebenzi omnye olulodwa, nto leyo esetyenziselwa ukumisela unxibelelwano kunye ifayile. Kodwa kukho phawu: ukuba ifayile ecelwayo ayifumaneki, ngoko le nkqubo iza kudala ngokuzenzekelayo ifayile entsha ukuba unalo igama elifanayo.

fopen Resourse (igama, uhlobo). NAME uya kunceda ukuseka okanye atyumbe amagama ifayile ukuthi zidalwe okanye zikhona kakade. UHLOBO - uhlobo lwefayile apho isicelo kwaye ufuna kuye ukusebenza kamva.

Uhlobo ajongene nazo amaxabiso ezahlukeneyo. Ulwimi Umsebenzi Filipi kunye iifayile ibandakanya iintlobo eziliqela izenzo kwi fayile.

R - Beka isalathiso ekuqaleni ifayile kwaye sivulelekile ukuba lokufunda le fayile.

R + - Beka isalathiso ekuqaleni fayili ukuyivula ukufunda okanye ukubhala kwimo ngaxeshanye.

W - Ukuba ifayili ifumaneka, ngoko ke umxholo isusiwe, kwaye ivulekile yokubhala. Ukuba ayiwenzi, oko kudala entsha enegama elifanayo. Emva kokwenza imisebenzi iifayili zedatha wayenza wokuvala yabo ekulondolozeni idatha. fclose () yaye iya kusebenza inkqubo ifayile wokuvala.

E Filipi usebenze ngeefayile ezenziwe kwezo meko apho kuyimfuneko ukwenza iintshukumo ezithile ngokuphathelele kwezi fayili: dala, hlela, okanye ukucima irekhodi. Xa uyila iphepha umsebenzi Filipi kunye iifayile eziveliswe ngokungqinelana syntax ulwimi, njengoko kuchaziwe apha ngasentla.

Ukususa ifayile Filipi

Ukuze asebenze kwi computer wendawo kunye iifayile Filipi, kufuneka ufake iseva lwasekuhlaleni, nto leyo ifana ukuthanda wokwenene kubadlali nokubopha page Filipi kunye ledatha. iifayili ze-PHP badalwe iseva enjalo sendawo, kwaye uya kususwa ngaye kuphela. Ukuze wenze oku kufuneka uye kumncedisi yasekuhlaleni, fumana ifayile kwaye ukususe. Ukuze bakwazi ukucima iifayile eziqhelekileyo ngokufikelela kuwo page Filipi, kukho ezizodwa iimpawu zolwimi evumela ukuba uqaphele le nkqubo elula.

Susa iifayile nempinda

Xa sisebenza kunye iifayile Filipi kunokubangela iingxaki ukuba uya kuba ezinye iifayili efanayo. Bangakwazi zisuswe ngokusebenzisa kumatshini onesiqhamo, ekunene engobozini, kusale nje oko kuyimfuneko. Okanye, ukuba ufuna nobabini, uyakwazi ukususa kubo. Ukuze ukususa iifayile eqhelekileyo abanegama elifanayo, ungasebenzisa ngokukodwa ebhaliweyo kwezi njongo squeaks. Bona kufakwa kwiphepha Filipi kwaye ngexesha elifanelekileyo izakufunyanwa, ukwenza umsebenzi Ndingumqondisi.

Njengoko kulo naluphi na olunye ulwimi lokuprograma, Filipi, kukho iindlela ezininzi yokusebenza fayile.

1. Ukuvula ifayile ukuze ifundwe.
2. Ukuvula ifayile yokufunda okanye ukubhala.
3. Yenza ifayile entsha.
4. Cima ifayile.
5. Ukuqamba ifayile.

Imisebenzi zokuqala zintathu zicaciswe apha ngentla. Le yesine usebenzisa itheko elilodwa ukuxhumana Filipi. Olu phawu kukuvumela ukuba ufumane ifayile efunekayo kubo bonke ifumaneka ikhathalogu, ukuba lalithunyelwe kuyo, kwaye ukususe. Isenzo yesihlanu unako ukuze ngesandla ukufumana ifayile kwaye uyinike igama kwakhona. Nawuphi ifayile icocwe kunye function ngokwayo nokugcina ilungelo isabelo igama.

Ukusebenza kunye Iifayile e Filipi akukho efanayo kwezinye iilwimi lwenkqubo, kodwa lwesivakalisi kuyafana kulwimi "C ++", nto leyo eyenza kube lula ukuyiqonda kwabo abajongene nolwimi "C". Ukuze ufunde ulwimi Of Filipi, kuya kufuneka achithe ixesha kangako, ukuba bazazi iziseko kweenkqubo.