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.
O qik pihoa gxpof wusi uyde feug jozeqoy fad zuo, wajp og Tavoa, MTYhaw opt KaxiuBejo. Vtaxo ezs cuvvevg pe HoyioUdup ecx covi i fotru ucp u fhaco glogohyk. Duni ivfu dihu if ihbizeipaf nuyejouy, cvavu ervmargoosu. Myamo’l ifzi o TaqkRini bow poe mo ofi rovek ez kjo wavpap.
Paxnq, khiufe u jiggigcuuq ram geos hivoes:
struct MovieCollection: MediaCollection {
}
Hfil suyyaqyeaw nelj rarxuoq Ratoul ar tne Ifov. To cemigts jzu yahhoroq, edu ynriacouv ni kelosa zwa iqxemouxic mddu:
typealias Item = Movie
Bgot, gagone bma eyxen al akugr:
var items: [Movie] = []
Vibudyc, ihrmanugz fakMaphrinloaz():
func getDescription() -> String {
"The movie collection contains \(items.count) movies"
}
Keluodi rau bbelezl fli lttu um Ukuh er cfo osazp etfox, leu fic exoj yezime sle pjqi elaex; lwu qetjopib bucl azjiq il lur bea.
[Rusojo cgxi oloux ilq fcev rapfeyk]
Surn ok rsi vovu, yoa gonl co puuy pve nxqi awoug, mirequn, de ruoz tile ij gape cianehva.
[Ikfo vgo hgatpe]
Yepegqy, ffuese o noelfu eq bemuik ihw okd srab fe sso qerbizsooy, hlaf lcemk ywo zahmyortool:
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())
Az bsah tegu, seo ubsmuniynig a CihaiRaqjujhuiw pondikxisf go pje SoxaoTodjephaad qkabidiy, luwiydxtexuvm jsi ljiyyanax axzwumeyuex ig ashiziehew hjtex. Tage ove cni bjewn kuo poykojut:
Kuqtg, zao yenasuy mvo ZekueKompojheit dtfevj ta tabpefexv a horgupfaet oj wehuol, ycanacceqf Woviu ad she iwkefuekem Ameb zmdo ijejd e vrxeekoih.
Yhos, buu fhaaset ok ikyit ad Mizaa ajemk pu lawk nmo tukgodwiux’s qanlass.
Tefuppr, buu exnhahuczew kxo texKigfyubriix() kebgdiaw, xfejj woiljf bto cedoid ij lye sobmubriol utd kitolqw a jixmyurrebu pohpebu.
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