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CSS

              
                
              
            
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JS

              
                // 다음 링크를 참고하세요. https://eastflag.co.kr/frontend/javascript/lodash/

var books = [
  {title: "Three Little Pigs", price: 20, author: "Jacobs", rank: 1},
  {title: "Alice in Wonderland", price: 25, author: "Carroll", rank: 2},
  {title: "Seven Dwarfs", price: 35, author: "Disney", rank: 3},
  {title: "Swallow's gift", price: 15, author: "Unknown", rank: 4},
];

let result;

// 1. Find the object whose title is  Alice in Wonderland.


// 2. Create a new array with rank < 3


// 3. Sum all the price of books array.


// 4. Print the title of the most expensive book.


// 5. After sorting the title first, create a new array with a rank number before a title
// the result is
// [ '1. Alice in Wonderland',
//   '2. Seven Dwarfs',
//   '3. Swallow\'s gift',
//   '4. Three Little Pigs' ]



// 6. date가 중복인 데이터를 제외하고 시간순서대로 소팅하시오.
const dataList = [
  {date: "09-01 12:02", value: 3},
  {date: "09-01 12:01", value: 2},
  {date: "09-01 12:00", value: 1},
  {date: "09-01 12:00", value: 1},
  {date: "09-01 12:00", value: 2},
  {date: "09-01 12:00", value: 3},
  {date: "09-01 12:01", value: 1}
];

// 일차원 배열을 x를 기준으로 이차원 배열로 만드시오.
const gridList = [
  {x: 1, y: 1},
  {x: 1, y: 2},
  {x: 2, y: 1},
  {x: 2, y: 2}
]
// [
//   [
//     {x: 1, y: 1},
//     {x: 1, y: 2},
//   ],
//     [
//     {x: 2, y: 1},
//     {x: 2, y: 2},
//   ]
// ]

// 7. 아래 이차원 배열을 일차원 배열로 변환하시오.
const gridList2 = [
  [
    {x: 1, y: 1},
    {x: 1, y: 2},
  ],
    [
    {x: 2, y: 1},
    {x: 2, y: 2},
  ]
]

// 8. 모든 태그들을 구해서 소팅을 하고 중복을 제거한 string array를 구하시오.
const frontList = [{
  title: 'angular',
  tags: ['js', 'google', 'framework']
}, {
  title: 'react',
  tags: ['js', 'facebook', 'library']
}, {
  title: 'vue',
  tags: ['js', 'library']
}];

// 9. 1부터 1000까지 중에서 2 또는 3의 배수인 숫자의 합을 구하시오.


// 10. resize시 'some logic' 를 출력하는 로직이 아래와 같이 존재한다.
//     아래 이벤트를 설정후 창 크기를 리사이징하게 되면 'some logic' 이 너무 많이 출력된다.
//     리사이즈가 끝난후 1초후에 한번만 출력되도록 하라.
window.onresize = function() {
  console.log('some logic');
}


              
            
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