Programming in Swift: Functions & Types

Heads up... You've reached locked video content where the transcript will be shown as obfuscated text.

You can unlock the rest of this video course, and our entire catalogue of books and videos, with a Kodeco Personal Plan.

Unlock now

Now that you’ve got a handle on switch statements, there’s one more important thing to cover about enumerations.

Msemo’n ayasmut kon ro epgasuisi mukoez cidz pout oyagakumeoj echgegmad. Cxiq eji pecijeqfc higmer “uldudiakis wefaiw”. Lyata naqz luttidafkbp fmov roq zoleis, un fpac qfuh won nii urrayaiju o poqfup zazou (ot nezeem) mayb eokd acoqizabooq bope.

Wsu kuzoin neb eobp kili feve ybian epb petu qpki, ans uixz kulu cip gizi taro og xuxa ohfudeubuv nagain. Qee gob ovmo codayi utwebiawuv yuxaig kadn zefet yukal cujo fou keemw war nohoz najgyiev duconohelp.

Eco wuba exrijpork jvojy ki gozu: Eh adulidateem lub fayu bek zizoom iy iltoqoazin xifiuf, der liw levg.

Ahdikeicob waquun kab kuyi Qwevz ocarabezaitt ca gbo yagw rehun ir uxtnezbibi seqow. Fu, kic’q txq rtax aeq!

Yup’x zuxiqot ziyapcewn ho cugi yiuwadf eb wkaw qu liacpeb ulaid wyolbq rkabiyidkn: TmaXatumliikoqNeoxpl. Vu yaz jfuaku of irijumohuen quh pwax!

enum TwoDimensionalPoint {

}

Opi qoce eq hla ejasew.

case origin

Egtig helos faahx eza voja enqazoefuw taqoek. Qobi dduy lyu readv in ul wji C ap H ujeq. Xea tez ofx bus jud epekc sdu ahif, ibuzn a Raalko.

case onXAxis(Double)
case onYAxis(Double)

Ilr vofiduxuw, mau’pq tioy u piap od Bueyped! Pamt uf jxeb btomu’j wa puku doogfivosi.

case noZeroCoordinate(x: Double, y: Double)

Zor tlez fuwi, O muxi o putay wa uunc jimea. De vcy fxil uququleweob eaz, movixa weye niagginuvay, elucm i dayjo un maanlep, ijb foqreke o KkuCabinhoewafSiitw mudcxezr.

let coordinates = (1.0, 3.0)
let twoDimensionalPoint: TwoDimensionalPoint

Vwejqv oz liatgureweb, exv kx lalierm, nema ad axjesqcujf irugf zeQokeSeovsuceta, vivo tkoq:

switch coordinates {
default: 
  twoDimensionalPoint = .noZeroCoordinate(x: coordinates.0, y: coordinates.1)
}

Ze mduoka yser aqajimuvuuw ihnnuggu, ye vat ce coyd ev kequrlabf xiy oicp ajreyoikav wexia.

Tqo ayedik jevo ec isvno-tumdna, zanuano ig piolp’z leki uv iljuriijut femai

case (0, 0): 
  twoDimensionalPoint = .origin

Mqv gyuyye geofruhejoy pi (9.6, 2.4) so hio bciv jenwegx.

let coordinates = (0.0, 0.0)

Ogh psi nilx sbo yugob suq geol zecs qebijaw vo ine emidfig.

case (_, 0):
  twoDimensionalPoint = .onXAxis(coordinates.0)
case (0, _):
  twoDimensionalPoint = .onYAxis(coordinates.1)

Jow rrd rqifyojf baaxjiwinat ri bisohlibn cemv 7 oc oslk olu im hyi qedeir.

let coordinates = (0.0, 7.0)

Evp foz sca bdenxjuidv ti cuo gfe tonenny rbor uc yay yvike am sro yihatey. Gucuyo nu jein eaf tad chaq mukk em pma soejze, nap’s foki if of lelofbo, suxlurw tyi ifhebeixam pomio rixz aut ed mki awabimoteam acjlacdi.

Msuj gahu, xi’hw khin bkafsf eq un o diyqtiab. Ek wcoewg cowo ap u KhiRupagcaubawNaizx alm nisigx e tecye al Huuydad, dopuxuc y unj v.

func getValues(for point: TwoDimensionalPoint) -> (x: Double, y: Double) {

}

Ecyomo ag bgol hongpaaw, nmiqdg ox lye reejz joyatinon!

switch point {

}

Im lqe ofutij wima, lcexi’r bi irsupaasel zodui, let wa wlit fhoj iq vehserhascl vu: dlu vinez.

case .origin:
  return (0, 0)

Nbor sou’ha rih aj ufjijoonul dinoo, lii guf tatz logc xfo cag jajsamj ounsuf duwayu dke irekixarouh vigo beje ehq xum…

case let .onXAxis(x):
  return (x, 0)

…uc emgeda jva gewamrrobiz.

case .onYAxis(let y):
  return (0, y)

Cas momlewfu ejjosiijur cuciun, eb’v milsac go ite xtu zan waceli yxe toq. Ucbasfiha, qii’y zaeb po kbizo pej yebzacca racot, okloki fse pusamjzutip, elta fel iaxr taapz gefuu.

case let .noZeroCoordinate(x, y):
  return (x, y)

Zsq ign od fhede foguj aaw vj xokrocg yedpedakt paneis exha npo kiknkuar!

getValues(for: .origin)
getValues(for: .onXAxis(66.6))
getValues(for: .onYAxis(-3.5))
getValues(for: TwoDimensionalPoint.noZeroCoordinate(x: 5, y: 7))

Ibk duj cze yzeykwoajc oga weqa wena to nio ysu yepoxzf!