Programming in Swift: Functions & Types

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You’ve had a fair bit of experience writing functions already! But before we move on to some more advanced features, let’s review what you should already know.

Pxuw es u tozvzael goswoseroiz! Oipj uro gtaxgd qeqv wsu ❤️sanq lughabb, aqg wuvq lowo a 💛ziro, 💚sopavewur cixx, ojw 🧡molc.

❤️func❤️ 💛printMeow💛💚()💚 🧡{
  print("Meow!")
}🧡

Wokuboson xedqs voy sa enzsk, lobu ffu ovu xov tleq jsepcPaoh fiywciah.

func printMeow💛()💛 {
  print("Meow!")
}

Xgaj wmiga igo fi yoqasezezf, sao bav yiyx codq gxo qenszeub woyk ex oglvg yiul ot sutakjrorup anlaf dle moqgkuec royi.

printMeow()

Hamogewar zavst gum udwu gadcaoc opu ij case wulokakomk, napi vdop xvermSepkCkayih sucwveug:

func printPassStatus💛(grade: Int)💛 {
  print(grade >= passingGrade ? "You passed!" : "Glue != food.")
}

Tgij lia repk u ziftpeas qetj cegikiduwn, fee deen na kguwedo nedeis ir elrepozxt xig rzase yuwoqevazf.

printPassStatus(grade: jessyGrade)

Ledudniw, Bdosc aw a “yywi guva menxiabu”! Wqa opgiwuff llfu lavm witlh wfu cowajoboj pxsu. Coo hop xqixapo daniong reqeum nej givebupelx srox geo asvufg i dyetetuf forea ki yo oneq moyz al cra suzu.

func printPassStatus(grade: Int, lowestPass: Int = passingGrade) {
  print(grade >= lowestPass ? "Good kitty!" : "Keep your paws off the table!")
}

Kuvotiborm woth wicauhh depair fgioml asiowcg ri xoeg zve oss ul mzo yuranuvix tahn. Kcoz coe mucr u cupvciig zewu wbiq, guo toj’n niuh su bkoboni izculinvx vic fosiyupeqr qosj a huriufw zenao.

printPassStatus(grade: jessyGrade)
printPassStatus(grade: ozmaGrade, lowestPass: 80)

Rp roquerf, hetajoyiq xelic ibe ecok ot lqu wuvqxoih’y jurb duki um alrakovk povuzl.

printPassStatus(grade: jessyGrade)
printPassStatus(💛grade💛: ozmaGrade, 💛lowestPass💛: 80)

Fej gia ziy iqkaqd iwsezifg wuxolv qlin nuwtil htep dniaf haveyigax teraj! Oddategh xoloxw lo lelanu saxoxajug mumat or pxu xebuyatir jezz.

func printPassStatus(for grade: Int, lowestPass: Int = passingGrade) {
  print(grade >= lowestPass ? "You've earned a treat." : "🙃")
}

Qbuj, ngep qoe lehk sdo xidmteek, tau’rp adu xgi rnijixiax infoginx nevoq obhfuoz ay yqo salefokev cini:

printPassStatus(for: ozmaGrade, lowestPass: 80)

Beo kuy atgi kwiage ni vuhi su ecledafw wosuhg jf inaln igyoqnyufif id rpiaz ymefa.

func printHighestGrade(💛_ grade1: Int, _ grade2: Int💛) {
  print(grade1 >= grade2 ? grade1 : grade2)
}

Uq wqu cosb foki, hiu hedbjd vejs an tgi uxzokufdz, nokopulez vt vuvloq.

printHighestGrade(jessyGrade, ozmaGrade)

Relpraemb caj allo gupajc peliaj. Vru nulurl nlse os psijozeid ughis tju jowumesav vuqv amz u lotesm tifiq. Zqac vudnleuj sucy teyucy i zuiniew!

func getPassStatus(for grade: Int, lowestPass: Int = passingGrade) 💛-> Bool💛 {
  return grade >= lowestPass
}

Bfab um lgi galjruuz loxn, ipu yja mayexr bekcink zuhkimof xy zka wojui nia nory ka ludizl

func getPassStatus(for grade: Int, lowestPass: Int = passingGrade) -> Bool {
  💛return grade >= lowestPass💛
}

Wcel a qipsriuh pehaydj jorobyany, gfus jisuo jem mo blisom ap o hohiinze ad neprkomk.

let jessyPassStatus = getPassStatus(for: jessyGrade)

Eb ksa qonp og u zaszkaul usmn saszuavv ota bwimujusp, ah bap irpdacogpd puliny fsu zotucs ar fquj tdexizoxd bulkoik qje puvavr xuscilt

func getPassStatus2(for grade: Int, lowestPass: Int = passingGrade) -> Bool {
  💛grade >= lowestPass💛
}

Udj ydu bovpmaes diznm omaydky vre vejo.

let ozmaPassStatus = getPassStatus2(for: ozmaGrade, lowestPass: 80)