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functions.js
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154 lines (112 loc) · 3.17 KB
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function addToCart(quantity,productName="Elma"){
//(productName="Elma") Default Deger veriliyor burada...
//quantity Adet
console.log("Sepete eklendi :" +" Urun: "+ productName+" Adet: "+quantity)
}
//localhost acilmiyorsa npm run dev dikkat et
// Undefined Nedir? Ben aslinda yokum!! Bellekte ona dair hic birsey tanimlamadik yada gondermedik.
// o yuzden undefind
//addToCart()
//addToCart("Yumurta")
//addToCart("Karpuz")
addToCart(10,"Yumurta")
addToCart(10)
//()=>{ sen bir fonksiyonsun
let sayHello = ()=>{
console.log("Hello World!")
}
sayHello()
let sayHello2 = function (){
console.log("Hello World 2")
}
sayHello2()
function addToCart2(productName,quantity,unitPrice){
}
addToCart2("Elma",5,10)
addToCart2("Armut",2,20)
addToCart2("Limon",3,15)
let product1 = { productName:"Elma", unitPrice:10 , quantity:5}
function addToCart3(product){
console.log("Urun :"+ product1.productName)
console.log("Fiyati :"+product1.unitPrice)
console.log("Adeti :"+product1.quantity)
}
addToCart3(product1)
// HEAP
let product2 = { productName:"Elma", unitPrice:10 , quantity:5}
let product3 = { productName:"Elma", unitPrice:10 , quantity:5}
product2 = product3
product2.productName="Karpuz"
console.log(product3.productName)
// STACK
let sayi1 = 10
let sayi2 = 20
sayi1 = sayi2
sayi2=100
console.log(sayi1)
function addToCart4(products){
console.log(products)
}
//[ ] unutma Bunu alanlar bunlari da aldi Hepsini sepete ekle
let products = [
{productName:"Elma", unitPrice:10 , quantity:5},
{productName:"Armut", unitPrice:10 , quantity:5},
{productName:"Karpuz", unitPrice:10 , quantity:5}
]
addToCart4(products)
function add(number1,number2){
console.log(number1+number2)
}
function add2(number1,number2,number3){
console.log(number1+number2+number3)
}
function add3(number1,number2,number3){
console.log(number1+number2+number3)
}
add(20,30)
function add4(bisey,...numbers){//rest
let total= 0
for (let i = 0; i < numbers.length; i++) {
total = total + numbers[i]
}
console.log(total)
console.log(bisey)
}
add4(20,30)
add4(20,30,40)
add4(20,30,40,50)
let numbers =[30,10,20,500,42,4230]
console.log(numbers)
console.log(Math.max(...numbers))
//distrucktring galiba tam bilmiyom
let regions =["ic anadolu","Marmara","Karadeniz"]
console.log(regions[1])
let [icanadolu,Marmara,Karadeniz,[icAnadoluSehirleri,MarmaraSehirleri,KaradenizSehirleri]] =[
{name:"ic anadolu",population:"20M"},
{name:"Marmara",population:"20M"},
{name:"Karadeniz",population:"20M"},
[
["Ankara","Konya"],
["Istanbul","Bursa"],
["Sinop","Trabzon"]
]
]
console.log(icanadolu)
console.log(Marmara)
console.log(icanadolu.name)
console.log(icanadolu.population)
console.log(icAnadoluSehirleri)
console.log(MarmaraSehirleri)
console.log(KaradenizSehirleri)
let newProductName,newUnitPrice, newQuantity
({productName:newProductName, unitPrice:newUnitPrice, quantity:newQuantity}
={productName:"Elma", unitPrice:10 , quantity:5})
console.log(newProductName)
console.log(newUnitPrice)
console.log(newQuantity)
//Nerede Kullaniirz
/*
login({title}){
console.log("<h1>"+title+"</h1>")
}
*/