PHP: na karshe kashi. An tsararru na kuzarin kawo cikas

PHP - shi ne alamar da kuma na zamani: wani ingantaccen ginin kalma da kuma ilimin harsuna na da ikon yi fiye da abin da aka jiyar da. Aiwatar da ra'ayoyi da abu-daidaitacce shirye-shirye da kuma 'yanci na canza irin na m ya aikata gaskiya daga cikin mafi tsoro rudu.

Iri-iri - tsoho zane, da kuma associative - wani haraji lokaci, maimakon a da ake bukata na yi. Ko da yake akwai wani isasshen yawan ayyuka da cewa unsa halittar data buga a baya ba bayar da abun ciki (yawa, da darajar, iri da kuma lambobin), wanda suna samuwa ga Viewing kuma amfani a hawan keke PHP foreach. A karshe kashi na tsararru ne samuwa ga wani Hanyar halitta. Array - da saba associative da - ba ka damar haifar da lists, amma a cikin saba ginin kalma, PHP ne na iyakance amfani.

Yanzu darajar da tsararru

Idan ka yi watsi da index da kuma yin amfani da zane

$ ArData [] = sabon scField (). // scNumber, scString, scParagraph, ...

inda scField () - Constructor m abu - "guda na bayanai", wanda yana magada: da lamba (scNumber), kirtani (scString), phrases (scParagraph), ... don samun PHP: na karshe kashi = tsararru na abubuwa exhibiting da kaddarorin a matsayin da ainihin kashi.

Da gaske, ko da abin da rabi dauke da dacewa, amma a wannan yanayin wajibi ne a bi akan (a PHP - siginan) a cikin tsararru. More sau da yawa - bukatar da nasu cell akan. Larura a siginan PHP rasa ra'ayin "na karshe kashi = tsararru". Samuwa ta hanyar da aiki karshen () da kuma array_pop (), na karshe kashi a matsayin wakili zuwa da kaddarorin tsararru. Amfani array_pop (), a Bugu da kari, ta atomatik sauya zuwa baya tsararru kashi da kuma da kaddarorin an modified daidai da. Wannan ne ya sa ta da yiwuwar motsi na abubuwa.

Saboda haka, idan aka duba a cikin mahallin PHP ginin kalma, cire karshe kashi a cikin tsararru a zahiri yana nufin a yi amfani da da kaddarorin. Sequentially ajiye da kuma cire abubuwa, za mu samu tsauri Properties, sabon tsauri data tsarin, ta kafa a cikin samuwa cakude.

Origin da sauran abubuwa

Yana yana da wani aiki da aiki tare da na farko kashi na tsararru kuma matsar da ciki akan. A al'ada ginin kalma da aiwatar da classic yi na shirye-shirye, su ne m. Game da samar da iri-iri tare da kuzari canza ma'ana - babu.

A shirye-shirye, shi ne ko da yaushe wata tambaya na yanke shawara: canji ne da yanayin da sadarwarka don canza hanya na algorithm, madaukai wani abu bincika, ƙarshe samar da sakamakon.

Idan ka matsar da cibiyar nauyi zuwa ga ainihin abu, kuma ba shi nasa yanke shawara, da shirin daukan kan wani gaba ɗaya daban-daban, ma'ana look. Mafi sau da yawa shi ne wannan hanya damar cimma burin, musamman a lokacin da ta je, misali, yin amfani da mahara daftarin aiki tags * .docx, da ke rubuce a cikin misali Open XML.

A PHP don samun na karshe kashi a cikin tsararru - shi wani sabon ma'anar da kuma mai kyau damar.

Sauke fayiloli da kuma tsauri Properties na iri-iri

Lokacin da shafin offers da ikon sauke wani daga cikin fayiloli, shi ne dace don amfani da ra'ayin wani m abu, misali, SCFile da zuriyarta daga shi scImage, scDocument, scTabe, wanda zai yi wannan sunan Properties, amma daban-daban su bayyanar da ma'anar (ciki). A cikin mahallin da PHP ginin kalma (na karshe kashi = tsararru), ta amfani karshen () aiki, za ka iya amfani da shi yadda ya kayyade karshe rabi. Wannan shawarar da aka ban sha'awa a cewa shi reverses saba gabatarwa kuma ba ka damar kewaya data tsarin kamar yadda aka kafa.

Irin wannan da yin amfani da iri-iri ba su da wani sabon gaba daya ma'anar. Yana bayar da PHP ginin kalma, amma irin wannan amfani yayi babbar dama.

Samar da Dabarar, ajiya a wani database, da dawo da a aiki yanayin (misali) shi zai yiwu ba ga tunani game da abin da ya yi a cikin wani batu. All uploaded fayiloli aka sanya a cikin tsararru sequentially, da kuma lokacin da aka sarrafa, an ko da yaushe kira guda hanyoyin for guda makirci, amma image fayil za a nuna a matsayin shi ne, da falle fayil - kamar yadda a tebur, da daftarin aiki - daidai da rubutu. Samuwa ta hanyar da PHP ginin kalma da na karshe kashi na tsararru ne equipping da kansa dũkiyarsu da kuma takamaiman abun ciki.

A karshen harka, da daftarin aiki ne ko da yaushe haruffa, kirtani, lambobi, da kuma, mafi muhimmanci, tsara. Ci gaba da lura da kowane kashi yana da wahala, amma ta samar da ya dace abu domin kowane format kashi za a iya samu, ba tare da jinkirin, da daftarin aiki a matsayin shi ne.

Tari da Recursion cikin ginin kalma

Lokacin da muna aiki ne kawai tare da na karshe kashi, babban yanayin - wani tari, amma a lokacin da wannan abu da aka kashe, da kuma shi yana amfani da wannan shiri, da kuma musamman kansa - shi ne recursion. Za mu iya ce da yawa daga abũbuwa mãsu dãɗi game da dakunan karatu PHPOffice, irin PHPWord, amma jãyayya da cewa sun yi cikakken fledged inji cewa fassara asali Tsarin daga cikin daftarin aiki a sakamakon haka, za ka iya ba.

Lalle ne, yin amfani da PHPOffice \ PHPWord iya sa'an nan zama sauƙi bude wani vordovsky daftarin aiki (* .docx), amma shi ne kawai Amsoshi mahara ginannun xml-fayiloli, hotuna, da kuma sauran abubuwa.

A lokaci guda, idan muka dauki kawai xml-fayiloli, ko da yake suna da alaka (cikin sharuddan styles, Tables, hotuna), zai yi aiki ba ta samar da wani sabon daftarin aiki dangane da haihuwa da kuma koma kawai zuwa ga so canje-canje (misali, canja font launi, format). Zabuka don amfani tags Open XML sa, har ma da haka-kafa samfurin kamar MS Word, ba ko da yaushe jimre da mai amfani da ra'ayoyin, yin kuskure.

A gaskiya * .docx fayil - a zip-archive, da kuma sarari da kuma m tsarin. Amfani da kananan yawan abubuwa za a iya ƙa'ida aka bayyana shi da samun a lokaci na karanta cikakken, m data tsarin, wanda za a iya sarrafawa semantically.

A wannan yanayin, da bayanai a cikin daftarin aiki - da m data tsarin. Ba shi da wani Trend, zaka iya ƙaura zuwa ga matakin da ma'anar da kuma watsi da cakude.