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SWİFT - SECOND WEEK

import UIKit //kütüphanemiz
var str = "Hello, playground" // değişkene atadığımız değer
var sayi = 5
var renk="mavi"
var renk2="(renk)" //renk2 değişkenine renk i atadık.
var birlestir = renk+" "+str
var sayi2 = "(sayi)"
var skor=300
var carp=2
var toplamskor="Sonuc: (skor*carp)"
var pisayisi:Int=3
var pi:Double=3.32134
var pi2:Float=3.141516

SWİFT - DİZİLER
var renkler=["mavi","kırmızı","mor"] // dizi elemanın değerini bir değişkene aktarmak
var renk=renkler[0]
renkler.count //dizideki eleman sayısı
renkler.insert("sarı", atIndex: 1) // diziye eleman ekleme işlemi
for r1 in renkler
{
print(r1) //kaç defa döndüğünü gösterir döngünün içerisindeki listelemek için aşağıdaki editörü açın.
}
//view - asistion editor - show assistant editor

func merhaba() //parametre almayan fonksiyon
{
print ("merhaba")
}
merhaba()
func merhaba(isim:String) //parametre alan fonsiyon
{
print("merhaba (isim)")
}
merhaba("Alper")

func Hesapla(para:Int)->Int //geri değer döndüren ve parametre alan fonksiyon
{
var borc=500
return anaphora-borc
}
hesapla(3000)

//SINIF OLUŞTURMA
class FastCar
{
var topspeed =150
func getsteep()->int
{
return self.topspeed //self this serine geçiyor
}
}

var car1= FastCar()
car1.getspeed()

class FastCar2
{
var speed:Int
init(speed:Int)
{
self.speed=speed
}
func getspeed2() ->Int
{
return self.speed
}
}

var car2=FastCar2(speed: 200
)

developer.apple.com/documentation/uikit
-imageview e bak uygulama yap.
Uygulama: buttona bastığında resim değişsin Event olayı.
     
 
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