1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | import React, { Component } from 'react'; import './App.css'; import Movie from './Movie'; const movies = [ { title:"완벽한 타인", poster:"http://www.newsinstar.com/data/photos/20180937/art_15367158497873_e15bff.jpg" }, { title:"보헤미안 랩소디", poster:"http://image.cine21.com/resize/cine21/poster/2018/0518/12_06_54__5afe434e1f297[H800-].PNG" }, { title:"창궐", poster:"https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcS9te4ZPkCjmfMbzua__AogoVkO8_pSQg_k9HLioQM6B2lPPnix7w" }, { title:"암수살인", poster:"https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTKpaFaBzed4mShvSJPVD2vQf4W618DFT8OFa-KNAPTuJLTWi5x" }, { title:"미쓰백", poster:"https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcT53iAJpVivS5RAVVNB_MoEs_a6sTOcbv2tA2XhNgz6ovcj6Yeq" } ] class App extends Component { render() { return ( <div className="App"> {console.log(movies)} {movies.map(movie =>{ console.log(movie) var a= <Movie title={movie.title} poster={movie.poster} /> return a; })} </div> ); } } export default App; | cs |
movies 를 Json 타입으로 만들고 출력을 해보니 배열에 들어가있다. length 또한 5로 나온다.
map을 사용하여 movies 를 movie로 리스트를 만들어서 다시 찍어보니까 object만 출력이됨 ㄷㄷ
고로 movies[0].title , movies[1].title 이렇게 해줄 이유가 없음
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | import React, { Component } from 'react'; import './App.css'; import Movie from './Movie'; const movies = [ { title:"완벽한 타인", poster:"http://www.newsinstar.com/data/photos/20180937/art_15367158497873_e15bff.jpg" }, { title:"보헤미안 랩소디", poster:"http://image.cine21.com/resize/cine21/poster/2018/0518/12_06_54__5afe434e1f297[H800-].PNG" }, { title:"창궐", poster:"https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcS9te4ZPkCjmfMbzua__AogoVkO8_pSQg_k9HLioQM6B2lPPnix7w" }, { title:"암수살인", poster:"https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTKpaFaBzed4mShvSJPVD2vQf4W618DFT8OFa-KNAPTuJLTWi5x" }, { title:"미쓰백", poster:"https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcT53iAJpVivS5RAVVNB_MoEs_a6sTOcbv2tA2XhNgz6ovcj6Yeq" } ] class App extends Component { render() { return ( <div className="App"> {movies.map(movie =>{ return <Movie title={movie.title} poster={movie.poster} /> })} </div> ); } } export default App; | cs |
출력해보자 동일하게 잘 출력됨
'웹 프론트엔드 > React' 카테고리의 다른 글
2. react API를 활용하여 영화 순위 보여주기 (2) | 2019.02.06 |
---|---|
1. react API를 활용하여 영화 순위 보여주기 (0) | 2019.02.06 |
12. React/리액트 (props) 복습하기 (0) | 2018.11.03 |
11. React/ 리액트 (컴포넌트 복습) (0) | 2018.11.03 |
10. React / 리액트 (props 와 state) (0) | 2018.10.27 |