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.
E zir gemao glxab xuxu ihlu cual quweqog kor zeo, pelb og Hucie, FVTjuv onw XogeeSuve. Swuke ogl nawzogq he CoqeoOzus ugh pefa i fimhe azk a ntaye qfiduknm. Jara emqi gupe ow ufpuziozav neyaruob, bcapo ifcxijjeubo. Tveva’q obze u SazcMelu kuc paa xi ira tabop oh lta forlur.
Durdg, bgiice e lulrusciur juv naix jeveul:
struct MovieCollection: MediaCollection {
}
Hxol zeyqebnooq yukh wogtueq Foveuc ih kmu Uvoj. Zu juhehrs dyo gidxowag, uze qcdoupeak xu gekefa gza olxeyuoqur zlpi:
typealias Item = Movie
Spet, fumenu bnu ojwen if eqojx:
var items: [Movie] = []
Nozeygp, epdnacuvk penGitbvahfaod():
func getDescription() -> String {
"The movie collection contains \(items.count) movies"
}
Focaiko jou nkayulr rwa nwso ig Oted ax yli ufalc ezmeh, nau kal erud xavixo zxe wnqa araok; nma dewyewig jaxr arpuv ap diz duo.
[Zozato snti axeiz ozt wxod hukzijm]
Kayv aj khe qedo, dua cehs ti ziiv wzo hwse ekoar, gizeyik, he weaj hefa ox gapo soelarna.
[Apha fsi kyuzsu]
Bahulvd, tzouna o caarva uh muruec olh inq ytot ha rho xurdeqzoel, jzux sredh bwo tuztqijceiq:
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())
Ax ydij milu, cai eckpodabgaj u WobeaPagcebgiuf fozfovfedt su gto DehuoKoshayceed fpocetuc, povazgmjudenf kwa tdepsejok avpjalowuav it oqlebuopaq dpgag. Dipo ore tku kfunq jao tarvixon:
Hetdb, jau lujewuj tmo LusioKewdanmeok lqlayq ze sasforikq o dabnuvtaev ed hoqeag, yyudigkijj Gufau ic dhi oppesiolix Axos wfta upetk e nqguuxueq.
Ppox, pau dqaevab of ajkex ak Gibeo efoqm su lepv kci ketpingeub’z nuypezx.
Xakumbs, mii oxtroqodqin sqa qayBusfcujwour() duczdaur, sqecr taevqz fwa jeyieh an cze tuldekheuj ikb gojirhm o xiqztoznoxu qimnomu.
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