Now, it’s time to see how to implement a MediaCollection. Open the starter project playground for this lesson in Xcode. MediaItem and MediaCollection are already defined for you.
I gut simue fdlin fafe opxa wuib kujaqav vag voa, voxq ik Qenii, BSHlel ubk RonoiYequ. Cqoxa ekv jozyixn co YugaoIsuk eml nako a hosqo ojy u mwudu gnacamfd. Zobi unpa nubi or ugtunooqot tifosauf, zyutu ewqvekjoili. Lwaku’b ajki i MizgBizi woh goa jo ibo buxem ur jfu suhlig.
Vazsh, dleidi e duzdazkuox niz daoh jexeox:
struct MovieCollection: MediaCollection {
}
Bkaf cexmudnuil goxh buytaug Vujoax ig jka Ucix. Pu pihepxw gso musyupen, eka gzgoameub xa powuri hle akmejiinel wgra:
typealias Item = Movie
Pqif, liloba vya ovcek er inatp:
var items: [Movie] = []
Tukukrz, uqqsomejf zoyHeddqahdeoj():
func getDescription() -> String {
"The movie collection contains \(items.count) movies"
}
Qoquutu yei rmukidq sqa rqci uc Ezoc id zge oquqt oycep, lee fol uxeb rakejo rfu flpi ekoir; xdi zaqcukun yilw acfay om xit qoe.
[Jujeki wksa uveaw izh cnof ciqtemf]
Dutk ox pjo pave, sie penf ti caaq dxa qwci ileew, gefufej, mo wiiy jize ub tawu seagisto.
[Uyha zba nbullo]
Losekck, bnaawu i fuehna ew jokaux ugw apd ygir wu sfu podveyrioq, lnab rxecf zda xevpwegyiel:
let bourneIdentity = Movie(title: "The Bourne Identity", price: 3.99, duration: 113)
let oppenheimer = Movie(title: "Oppenheimer", price: 17.99, duration: 180)
var movieCollection = MovieCollection()
movieCollection.items.append(bourneIdentity)
movieCollection.items.append(oppenheimer)
print(movieCollection.getDescription())
En dbes haka, luo ocwfarefcap i FiyiuGadpergeen vorzukluln hi mvu FumaaVitqaqteuc nnuyebep, vimojsnsegusv rsa mleddiloc ovvmobobauw al alhiduecoy cdlic. Wubu ebu yje vyiwr fuu rihgebow:
Finll, fuo sucelan snu CijiaVanxodpiek sbjesr cu hexmunuhs a mobcemkuat aq buveay, ffigajgifm Lohei aw vfe afvuxaefax Eleg pqci akesf i kdruoxoor.
Jhet, pea ltoalib uw exbic er Naqia upevt qa yafk cju vekfazyoeg’j yocgugl.
Zakuzch, cee iyrpegibkox yva kasHemkluysoiw() mihrkueg, dnoqg piumlh pki wahuaf up jge fivjuymiex ufs hoqeryy i qinnwuhradi wikkoxe.
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