\n \ub9ac\uc561\ud2b8(React)\ub294 2011\ub144 \ud398\uc774\uc2a4\ubd81\uc5d0\uc11c \uac1c\ubc1c\ub41c \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4(User Interface) \uad6c\ucd95\uc744 \uc704\ud55c JavaScript \ub77c\uc774\ube0c\ub7ec\ub9ac\uc785\ub2c8\ub2e4.
\n \ud604\uc7ac \uc6f9 \uac1c\ubc1c\uc5d0\uc11c \ub9e4\uc6b0 \uc778\uae30 \uc788\ub294 \ub3c4\uad6c \uc911 \ud558\ub098\ub85c, \ub3d9\uc801\uc774\uace0 \ubc18\uc751\uc801\uc778 \uc6f9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ub9cc\ub4e4\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.
\n \uc774 \uae00\uc5d0\uc11c\ub294 \ub9ac\uc561\ud2b8\uc758 \uae30\ubcf8 \uac1c\ub150\uacfc \ucca0\ud559\uc5d0 \ub300\ud574 \uae4a\uc774 \uc788\uac8c \uc124\uba85\ud558\uace0, \uba87 \uac00\uc9c0 \uc608\uc81c\ub97c \ud1b5\ud574 \uc774\ud574\ub97c \ub3d5\uace0\uc790 \ud569\ub2c8\ub2e4.\n <\/p>\n
\ub9ac\uc561\ud2b8\ub780?<\/h2>\n
\n \ub9ac\uc561\ud2b8\ub294 \ucef4\ud3ec\ub10c\ud2b8 \uae30\ubc18\uc758 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub85c, UI\ub97c \ub3c5\ub9bd\uc801\uc774\uace0 \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ucef4\ud3ec\ub10c\ud2b8\ub85c \ub098\ub204\uc5b4 \uac1c\ubc1c\ud560 \uc218 \uc788\uac8c \ud574\uc90d\ub2c8\ub2e4.
\n \uc774\ub7ec\ud55c \uc811\uadfc \ubc29\uc2dd\uc740 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uad6c\ucd95\ud558\uace0 \uc720\uc9c0 \uad00\ub9ac\ud558\ub294 \ub370 \uc788\uc5b4 \ub9ce\uc740 \uc7a5\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.\n <\/p>\n
\ub9ac\uc561\ud2b8\uc758 \uc8fc\uc694 \uac1c\ub150<\/h2>\n\n- \ucef4\ud3ec\ub10c\ud2b8 (Component)<\/strong>: \ub9ac\uc561\ud2b8\uc5d0\uc11c\ub294 UI\ub97c \uad6c\uc131\ud558\ub294 \uae30\ubcf8 \ub2e8\uc704\ub85c \ucef4\ud3ec\ub10c\ud2b8\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uac01 \ucef4\ud3ec\ub10c\ud2b8\ub294 HTML, CSS \ubc0f JavaScript\ub85c \uad6c\uc131\ub418\uba70, \ub3c5\ub9bd\uc801\uc73c\ub85c \uad00\ub9ac\ub418\uace0 \uc7ac\uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- JSX (JavaScript XML)<\/strong>: JSX\ub294 JavaScript \ucf54\ub4dc \uc548\uc5d0 HTML\uacfc \uc720\uc0ac\ud55c \ubb38\ubc95\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\ub294 \ubb38\ubc95 \ud655\uc7a5\uc785\ub2c8\ub2e4. JSX\ub97c \uc0ac\uc6a9\ud558\uba74 UI\uc758 \uad6c\uc870\ub97c \uc9c1\uad00\uc801\uc73c\ub85c \ud45c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- \uc0c1\ud0dc (State)\uc640 Props<\/strong>: \uc0c1\ud0dc\ub294 \ucef4\ud3ec\ub10c\ud2b8\uc758 \ub0b4\ubd80 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud558\ub294 \uacf3\uc774\uba70, props\ub294 \ubd80\ubaa8 \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c \uc790\uc2dd \ucef4\ud3ec\ub10c\ud2b8\ub85c \uc804\ub2ec\ub418\ub294 \ub370\uc774\ud130\uc785\ub2c8\ub2e4. \uc0c1\ud0dc\uc640 props\ub97c \ud1b5\ud574 \ub9ac\uc561\ud2b8\ub294 \ub3d9\uc801\uc778 UI\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/li>\n
- \uac00\uc0c1 DOM (Virtual DOM)<\/strong>: \ub9ac\uc561\ud2b8\ub294 \uc2e4\uc81c DOM\uc744 \uc218\uc815\ud558\ub294 \ub300\uc2e0 \uac00\uc0c1\uc758 DOM\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubcc0\uacbd\ub41c \ubd80\ubd84\ub9cc \uc5c5\ub370\uc774\ud2b8\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc131\ub2a5\uc744 \ucd5c\uc801\ud654\ud558\uace0, \uc0ac\uc6a9\uc790 \uacbd\ud5d8\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- \uc0dd\uba85\uc8fc\uae30 (Lifecycle)<\/strong>: \ub9ac\uc561\ud2b8 \ucef4\ud3ec\ub10c\ud2b8\ub294 \uc0dd\uc131, \uc5c5\ub370\uc774\ud2b8, \ud30c\uad34\ub77c\ub294 \uc0dd\uba85\uc8fc\uae30\ub97c \uac00\uc9d1\ub2c8\ub2e4. \uc774 \uc0dd\uba85\uc8fc\uae30 \uba54\uc11c\ub4dc\ub97c \uc774\ud574\ud558\ub294 \uac83\uc740 \ucef4\ud3ec\ub10c\ud2b8\ub97c \uad00\ub9ac\ud558\uace0 \ucd5c\uc801\ud654\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n
\ucef4\ud3ec\ub10c\ud2b8 \uc608\uc81c<\/h3>\n\n import React from 'react';\n\n \/\/ \ud568\uc218\ud615 \ucef4\ud3ec\ub10c\ud2b8 \uc815\uc758\n const Greeting = ({ name }) => {\n return <h1>\uc548\ub155\ud558\uc138\uc694, {name}<\/h1>;\n };\n\n export default Greeting;\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 \uac04\ub2e8\ud55c \ud568\uc218\ud615 \ucef4\ud3ec\ub10c\ud2b8\uc778 Greeting<\/code>\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc774 \ucef4\ud3ec\ub10c\ud2b8\ub294 props<\/code>\ub97c \ud1b5\ud574
\n name<\/code> \uac12\uc744 \ubc1b\uc544\uc640 \uc778\uc0ac\ub97c \ucd9c\ub825\ud569\ub2c8\ub2e4.\n <\/p>\nJSX \uc608\uc81c<\/h3>\n\n const element = <h1>Hello, world!<\/h1>;\n ReactDOM.render(element, document.getElementById('root'));\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 JSX \ubb38\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec HTML \uc694\uc18c\ub97c \uc0dd\uc131\ud558\uace0, \ub9ac\uc561\ud2b8 DOM\uc744 \ud1b5\ud574 \uc6f9 \ud398\uc774\uc9c0\uc5d0 \ub80c\ub354\ub9c1\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.\n <\/p>\n
\uc0c1\ud0dc(State)\uc640 Props \uc608\uc81c<\/h3>\n\n import React, { useState } from 'react';\n\n const Counter = () => {\n const [count, setCount] = useState(0);\n \n return (\n <div>\n <p>\ud604\uc7ac \uce74\uc6b4\ud2b8: {count}<\/p>\n <button onClick={() => setCount(count + 1)}>\uce74\uc6b4\ud2b8 \uc99d\uac00<\/button>\n <\/div>\n );\n };\n\n export default Counter;\n <\/code><\/pre>\n\n \uc704\uc758 \uce74\uc6b4\ud130 \ucef4\ud3ec\ub10c\ud2b8\ub294 useState<\/code> \ud6c5\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc0c1\ud0dc\ub97c \uad00\ub9ac\ud569\ub2c8\ub2e4. \ubc84\ud2bc\uc744 \ud074\ub9ad\ud558\uba74 \uc0c1\ud0dc\uac00 \uc5c5\ub370\uc774\ud2b8\ub418\uace0,
\n \uc774\ub97c \ud1b5\ud574 UI\uac00 \uc790\ub3d9\uc73c\ub85c \ub9ac\ub80c\ub354\ub9c1\ub429\ub2c8\ub2e4.\n <\/p>\n\ub9ac\uc561\ud2b8\uc758 \ucca0\ud559<\/h2>\n
\n \ub9ac\uc561\ud2b8\uc758 \uc8fc\uc694 \ucca0\ud559\uc740 \ub2e8\ubc29\ud5a5 \ub370\uc774\ud130 \ud750\ub984 (One-way Data Binding)<\/strong>\uc785\ub2c8\ub2e4.
\n \ub370\uc774\ud130\uac00 \ubd80\ubaa8\uc5d0\uc11c \uc790\uc2dd \ucef4\ud3ec\ub10c\ud2b8\ub85c \ub2e8\ubc29\ud5a5\uc73c\ub85c \ud750\ub974\uae30 \ub54c\ubb38\uc5d0 \ub370\uc774\ud130\uc758 \ud750\ub984\uacfc \uc0c1\ud0dc \uad00\ub9ac\ub97c \uc774\ud574\ud558\uae30\uac00 \ud6e8\uc52c \uc27d\uc2b5\ub2c8\ub2e4.
\n \uc774\ub294 \ubc84\uadf8\ub97c \uc904\uc774\uace0, \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc744 \ub192\uc774\uba70, \uc720\uc9c0\ubcf4\uc218\ub97c \uc27d\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.\n <\/p>\n\ub2e8\ubc29\ud5a5 \ub370\uc774\ud130 \ud750\ub984\uc758 \uc608\uc81c<\/h3>\n\n import React from 'react';\n import Greeting from '.\/Greeting';\n\n const App = () => {\n const name = \"\ud64d\uae38\ub3d9\";\n \n return <Greeting name={name} \/>;\n };\n\n export default App;\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 App<\/code> \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c Greeting<\/code> \ucef4\ud3ec\ub10c\ud2b8\ub85c name<\/code> \uac12\uc744 \uc804\ub2ec\ud558\ub294 \ubaa8\uc2b5\uc744
\n \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc774\ucc98\ub7fc \ub370\uc774\ud130\ub294 \ud56d\uc0c1 \ubd80\ubaa8 \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c \uc790\uc2dd \ucef4\ud3ec\ub10c\ud2b8\ub85c \ud750\ub985\ub2c8\ub2e4.\n <\/p>\n\ub9ac\uc561\ud2b8\uc758 \uc7a5\uc810<\/h2>\n\n- \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ucef4\ud3ec\ub10c\ud2b8: UI\ub97c \uc5ec\ub7ec \ubc88 \uc7ac\uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\uc5b4 \ucf54\ub4dc\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- \uc131\ub2a5 \ucd5c\uc801\ud654: \uac00\uc0c1 DOM\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc2e4\uc81c DOM\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \ucd5c\uc18c\ud654\ud558\uace0, \ud544\uc694\ud55c \ubd80\ubd84\ub9cc \uc5c5\ub370\uc774\ud2b8\ud569\ub2c8\ub2e4.<\/li>\n
- \uc720\uc5f0\uc131: \ub2e4\uc591\ud55c \ub77c\uc774\ube0c\ub7ec\ub9ac\uc640 \ud568\uaed8 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc5b4, \uac1c\ubc1c\uc790\uac00 \uc6d0\ud558\ub294 \ub300\ub85c \uad6c\uc870\ub97c \uc124\uacc4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- \ud070 \ucee4\ubba4\ub2c8\ud2f0: \ud65c\ubc1c\ud55c \ucee4\ubba4\ub2c8\ud2f0\uc640 \ud48d\ubd80\ud55c \uc790\ub8cc\ub4e4 \ub355\ubd84\uc5d0 \ubb38\uc81c \ud574\uacb0\uc774 \uc6a9\uc774\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n
\ub9ac\uc561\ud2b8\ub97c \uc0ac\uc6a9\ud574\uc57c \ud558\ub294 \uc774\uc720<\/h2>\n
\ucef4\ud3ec\ub10c\ud2b8 \uc608\uc81c<\/h3>\n\n import React from 'react';\n\n \/\/ \ud568\uc218\ud615 \ucef4\ud3ec\ub10c\ud2b8 \uc815\uc758\n const Greeting = ({ name }) => {\n return <h1>\uc548\ub155\ud558\uc138\uc694, {name}<\/h1>;\n };\n\n export default Greeting;\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 \uac04\ub2e8\ud55c \ud568\uc218\ud615 \ucef4\ud3ec\ub10c\ud2b8\uc778 Greeting<\/code>\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc774 \ucef4\ud3ec\ub10c\ud2b8\ub294 props<\/code>\ub97c \ud1b5\ud574
\n name<\/code> \uac12\uc744 \ubc1b\uc544\uc640 \uc778\uc0ac\ub97c \ucd9c\ub825\ud569\ub2c8\ub2e4.\n <\/p>\nJSX \uc608\uc81c<\/h3>\n\n const element = <h1>Hello, world!<\/h1>;\n ReactDOM.render(element, document.getElementById('root'));\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 JSX \ubb38\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec HTML \uc694\uc18c\ub97c \uc0dd\uc131\ud558\uace0, \ub9ac\uc561\ud2b8 DOM\uc744 \ud1b5\ud574 \uc6f9 \ud398\uc774\uc9c0\uc5d0 \ub80c\ub354\ub9c1\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.\n <\/p>\n
\uc0c1\ud0dc(State)\uc640 Props \uc608\uc81c<\/h3>\n\n import React, { useState } from 'react';\n\n const Counter = () => {\n const [count, setCount] = useState(0);\n \n return (\n <div>\n <p>\ud604\uc7ac \uce74\uc6b4\ud2b8: {count}<\/p>\n <button onClick={() => setCount(count + 1)}>\uce74\uc6b4\ud2b8 \uc99d\uac00<\/button>\n <\/div>\n );\n };\n\n export default Counter;\n <\/code><\/pre>\n\n \uc704\uc758 \uce74\uc6b4\ud130 \ucef4\ud3ec\ub10c\ud2b8\ub294 useState<\/code> \ud6c5\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc0c1\ud0dc\ub97c \uad00\ub9ac\ud569\ub2c8\ub2e4. \ubc84\ud2bc\uc744 \ud074\ub9ad\ud558\uba74 \uc0c1\ud0dc\uac00 \uc5c5\ub370\uc774\ud2b8\ub418\uace0,
\n \uc774\ub97c \ud1b5\ud574 UI\uac00 \uc790\ub3d9\uc73c\ub85c \ub9ac\ub80c\ub354\ub9c1\ub429\ub2c8\ub2e4.\n <\/p>\n\ub9ac\uc561\ud2b8\uc758 \ucca0\ud559<\/h2>\n
\n \ub9ac\uc561\ud2b8\uc758 \uc8fc\uc694 \ucca0\ud559\uc740 \ub2e8\ubc29\ud5a5 \ub370\uc774\ud130 \ud750\ub984 (One-way Data Binding)<\/strong>\uc785\ub2c8\ub2e4.
\n \ub370\uc774\ud130\uac00 \ubd80\ubaa8\uc5d0\uc11c \uc790\uc2dd \ucef4\ud3ec\ub10c\ud2b8\ub85c \ub2e8\ubc29\ud5a5\uc73c\ub85c \ud750\ub974\uae30 \ub54c\ubb38\uc5d0 \ub370\uc774\ud130\uc758 \ud750\ub984\uacfc \uc0c1\ud0dc \uad00\ub9ac\ub97c \uc774\ud574\ud558\uae30\uac00 \ud6e8\uc52c \uc27d\uc2b5\ub2c8\ub2e4.
\n \uc774\ub294 \ubc84\uadf8\ub97c \uc904\uc774\uace0, \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc744 \ub192\uc774\uba70, \uc720\uc9c0\ubcf4\uc218\ub97c \uc27d\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.\n <\/p>\n\ub2e8\ubc29\ud5a5 \ub370\uc774\ud130 \ud750\ub984\uc758 \uc608\uc81c<\/h3>\n\n import React from 'react';\n import Greeting from '.\/Greeting';\n\n const App = () => {\n const name = \"\ud64d\uae38\ub3d9\";\n \n return <Greeting name={name} \/>;\n };\n\n export default App;\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 App<\/code> \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c Greeting<\/code> \ucef4\ud3ec\ub10c\ud2b8\ub85c name<\/code> \uac12\uc744 \uc804\ub2ec\ud558\ub294 \ubaa8\uc2b5\uc744
\n \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc774\ucc98\ub7fc \ub370\uc774\ud130\ub294 \ud56d\uc0c1 \ubd80\ubaa8 \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c \uc790\uc2dd \ucef4\ud3ec\ub10c\ud2b8\ub85c \ud750\ub985\ub2c8\ub2e4.\n <\/p>\n\ub9ac\uc561\ud2b8\uc758 \uc7a5\uc810<\/h2>\n\n- \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ucef4\ud3ec\ub10c\ud2b8: UI\ub97c \uc5ec\ub7ec \ubc88 \uc7ac\uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\uc5b4 \ucf54\ub4dc\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- \uc131\ub2a5 \ucd5c\uc801\ud654: \uac00\uc0c1 DOM\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc2e4\uc81c DOM\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \ucd5c\uc18c\ud654\ud558\uace0, \ud544\uc694\ud55c \ubd80\ubd84\ub9cc \uc5c5\ub370\uc774\ud2b8\ud569\ub2c8\ub2e4.<\/li>\n
- \uc720\uc5f0\uc131: \ub2e4\uc591\ud55c \ub77c\uc774\ube0c\ub7ec\ub9ac\uc640 \ud568\uaed8 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc5b4, \uac1c\ubc1c\uc790\uac00 \uc6d0\ud558\ub294 \ub300\ub85c \uad6c\uc870\ub97c \uc124\uacc4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- \ud070 \ucee4\ubba4\ub2c8\ud2f0: \ud65c\ubc1c\ud55c \ucee4\ubba4\ub2c8\ud2f0\uc640 \ud48d\ubd80\ud55c \uc790\ub8cc\ub4e4 \ub355\ubd84\uc5d0 \ubb38\uc81c \ud574\uacb0\uc774 \uc6a9\uc774\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n
\ub9ac\uc561\ud2b8\ub97c \uc0ac\uc6a9\ud574\uc57c \ud558\ub294 \uc774\uc720<\/h2>\n
\n import React from 'react';\n\n \/\/ \ud568\uc218\ud615 \ucef4\ud3ec\ub10c\ud2b8 \uc815\uc758\n const Greeting = ({ name }) => {\n return <h1>\uc548\ub155\ud558\uc138\uc694, {name}<\/h1>;\n };\n\n export default Greeting;\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 \uac04\ub2e8\ud55c \ud568\uc218\ud615 \ucef4\ud3ec\ub10c\ud2b8\uc778 Greeting<\/code>\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc774 \ucef4\ud3ec\ub10c\ud2b8\ub294 props<\/code>\ub97c \ud1b5\ud574
\n name<\/code> \uac12\uc744 \ubc1b\uc544\uc640 \uc778\uc0ac\ub97c \ucd9c\ub825\ud569\ub2c8\ub2e4.\n <\/p>\nJSX \uc608\uc81c<\/h3>\n\n const element = <h1>Hello, world!<\/h1>;\n ReactDOM.render(element, document.getElementById('root'));\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 JSX \ubb38\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec HTML \uc694\uc18c\ub97c \uc0dd\uc131\ud558\uace0, \ub9ac\uc561\ud2b8 DOM\uc744 \ud1b5\ud574 \uc6f9 \ud398\uc774\uc9c0\uc5d0 \ub80c\ub354\ub9c1\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.\n <\/p>\n
\uc0c1\ud0dc(State)\uc640 Props \uc608\uc81c<\/h3>\n\n import React, { useState } from 'react';\n\n const Counter = () => {\n const [count, setCount] = useState(0);\n \n return (\n <div>\n <p>\ud604\uc7ac \uce74\uc6b4\ud2b8: {count}<\/p>\n <button onClick={() => setCount(count + 1)}>\uce74\uc6b4\ud2b8 \uc99d\uac00<\/button>\n <\/div>\n );\n };\n\n export default Counter;\n <\/code><\/pre>\n\n \uc704\uc758 \uce74\uc6b4\ud130 \ucef4\ud3ec\ub10c\ud2b8\ub294 useState<\/code> \ud6c5\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc0c1\ud0dc\ub97c \uad00\ub9ac\ud569\ub2c8\ub2e4. \ubc84\ud2bc\uc744 \ud074\ub9ad\ud558\uba74 \uc0c1\ud0dc\uac00 \uc5c5\ub370\uc774\ud2b8\ub418\uace0,
\n \uc774\ub97c \ud1b5\ud574 UI\uac00 \uc790\ub3d9\uc73c\ub85c \ub9ac\ub80c\ub354\ub9c1\ub429\ub2c8\ub2e4.\n <\/p>\n\ub9ac\uc561\ud2b8\uc758 \ucca0\ud559<\/h2>\n
\n \ub9ac\uc561\ud2b8\uc758 \uc8fc\uc694 \ucca0\ud559\uc740 \ub2e8\ubc29\ud5a5 \ub370\uc774\ud130 \ud750\ub984 (One-way Data Binding)<\/strong>\uc785\ub2c8\ub2e4.
\n \ub370\uc774\ud130\uac00 \ubd80\ubaa8\uc5d0\uc11c \uc790\uc2dd \ucef4\ud3ec\ub10c\ud2b8\ub85c \ub2e8\ubc29\ud5a5\uc73c\ub85c \ud750\ub974\uae30 \ub54c\ubb38\uc5d0 \ub370\uc774\ud130\uc758 \ud750\ub984\uacfc \uc0c1\ud0dc \uad00\ub9ac\ub97c \uc774\ud574\ud558\uae30\uac00 \ud6e8\uc52c \uc27d\uc2b5\ub2c8\ub2e4.
\n \uc774\ub294 \ubc84\uadf8\ub97c \uc904\uc774\uace0, \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc744 \ub192\uc774\uba70, \uc720\uc9c0\ubcf4\uc218\ub97c \uc27d\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.\n <\/p>\n\ub2e8\ubc29\ud5a5 \ub370\uc774\ud130 \ud750\ub984\uc758 \uc608\uc81c<\/h3>\n\n import React from 'react';\n import Greeting from '.\/Greeting';\n\n const App = () => {\n const name = \"\ud64d\uae38\ub3d9\";\n \n return <Greeting name={name} \/>;\n };\n\n export default App;\n <\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\ub294 App<\/code> \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c Greeting<\/code> \ucef4\ud3ec\ub10c\ud2b8\ub85c name<\/code> \uac12\uc744 \uc804\ub2ec\ud558\ub294 \ubaa8\uc2b5\uc744
\n \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc774\ucc98\ub7fc \ub370\uc774\ud130\ub294 \ud56d\uc0c1 \ubd80\ubaa8 \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c \uc790\uc2dd \ucef4\ud3ec\ub10c\ud2b8\ub85c \ud750\ub985\ub2c8\ub2e4.\n <\/p>\n\ub9ac\uc561\ud2b8\uc758 \uc7a5\uc810<\/h2>\n\n- \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ucef4\ud3ec\ub10c\ud2b8: UI\ub97c \uc5ec\ub7ec \ubc88 \uc7ac\uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\uc5b4 \ucf54\ub4dc\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- \uc131\ub2a5 \ucd5c\uc801\ud654: \uac00\uc0c1 DOM\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc2e4\uc81c DOM\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \ucd5c\uc18c\ud654\ud558\uace0, \ud544\uc694\ud55c \ubd80\ubd84\ub9cc \uc5c5\ub370\uc774\ud2b8\ud569\ub2c8\ub2e4.<\/li>\n
- \uc720\uc5f0\uc131: \ub2e4\uc591\ud55c \ub77c\uc774\ube0c\ub7ec\ub9ac\uc640 \ud568\uaed8 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc5b4, \uac1c\ubc1c\uc790\uac00 \uc6d0\ud558\ub294 \ub300\ub85c \uad6c\uc870\ub97c \uc124\uacc4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
- \ud070 \ucee4\ubba4\ub2c8\ud2f0: \ud65c\ubc1c\ud55c \ucee4\ubba4\ub2c8\ud2f0\uc640 \ud48d\ubd80\ud55c \uc790\ub8cc\ub4e4 \ub355\ubd84\uc5d0 \ubb38\uc81c \ud574\uacb0\uc774 \uc6a9\uc774\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n
\ub9ac\uc561\ud2b8\ub97c \uc0ac\uc6a9\ud574\uc57c \ud558\ub294 \uc774\uc720<\/h2>\n