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HW to lesson 3 #3

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HW to lesson 3 #3

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21 changes: 21 additions & 0 deletions HW3_2.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
'use strict';
for (let i = 0; i <= 10; i++) {
if (i % 2 == 0 && i != 0) {
console.log(`${i} - четное число`)
} else if (i != 0) {
console.log(`${i} - нечетное число`)
} else {
console.log(`${i} - это ноль`)
}
}
</script>
</body>
</html>
41 changes: 41 additions & 0 deletions HW3_3.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
'use strict';
const post = {
author: "John", //вывести этот текст
postId: 23,
comments: [
{
userId: 10,
userName: "Alex",
text: "lorem ipsum",
rating: {
likes: 10,
dislikes: 2 //вывести это число
}
},
{
userId: 5, //вывести это число
userName: "Jane",
text: "lorem ipsum 2", //вывести этот текст
rating: {
likes: 3,
dislikes: 1
}
},
]
}

console.log(post.author);
console.log(post.comments[0].rating.dislikes);
console.log(post.comments[1].userId);
console.log(post.comments[1].text);
</script>
</body>
</html>
35 changes: 35 additions & 0 deletions HW3_4.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
'use strict';
const products = [
{
id: 3,
price: 200,
},
{
id: 4,
price: 900,
},
{
id: 1,
price: 1000,
},
];

let discount = 0.15;

const sale = function(item) {
item.sale_price = item.price * (1 - discount)
}

products.forEach(sale);
console.log(products);
</script>
</body>
</html>
44 changes: 44 additions & 0 deletions HW3_5.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
'use strict';
const products = [
{
id: 3,
price: 127,
photos: [
"1.jpg",
"2.jpg",
]
},
{
id: 5,
price: 499,
photos: []
},
{
id: 10,
price: 26,
photos: [
"3.jpg"
]
},
{
id: 8,
price: 78,
},
];

let hasPicture = products.filter(function(product) {
return product.hasOwnProperty("photos") && product.photos[0] != undefined
});

console.log(hasPicture);
</script>
</body>
</html>
15 changes: 15 additions & 0 deletions HW3_6.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
'use strict';

for (let i = 0;; i < 10; console.log(i++)) {
}
</script>
</body>
</html>
19 changes: 19 additions & 0 deletions HW3_7.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
'use strict'

let hill = "";

for (let i = 1; i <= 20; i++) {
hill = hill + "x";
console.log(hill)
}
</script>
</body>
</html>