{"id":38376,"date":"2024-11-01T17:18:01","date_gmt":"2024-11-01T17:18:01","guid":{"rendered":"http:\/\/atmokpo.com\/w\/?p=38376"},"modified":"2024-11-26T06:44:29","modified_gmt":"2024-11-26T06:44:29","slug":"express-%ea%b0%9c%eb%b0%9c-%ea%b0%95%ec%a2%8c-%ea%b8%b0%eb%b3%b8-%eb%af%b8%eb%93%a4%ec%9b%a8%ec%96%b4-%ec%82%ac%ec%9a%a9-body-parser-cookie-parser-%eb%93%b1","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/38376\/","title":{"rendered":"Express \uac1c\ubc1c \uac15\uc88c, \uae30\ubcf8 \ubbf8\ub4e4\uc6e8\uc5b4 \uc0ac\uc6a9 (body-parser, cookie-parser \ub4f1)"},"content":{"rendered":"

<\/p>\n

\uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 Node.js\uc758 \uc720\uba85\ud55c \uc6f9 \ud504\ub808\uc784\uc6cc\ud06c\uc778 Express<\/strong>\ub97c \uc0ac\uc6a9\ud558\uc5ec \uae30\ubcf8\uc801\uc778 \ubbf8\ub4e4\uc6e8\uc5b4\ub97c \ud65c\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. Express\ub294 RESTful API \uc11c\ubc84 \ubc0f \uc6f9 \uc5b4\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uad6c\ucd95\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc801\ud569\ud55c \ud504\ub808\uc784\uc6cc\ud06c\uc774\uba70, \uac15\ub825\ud55c \ubbf8\ub4e4\uc6e8\uc5b4 \uc2dc\uc2a4\ud15c\uc744 \uac16\ucd94\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ubbf8\ub4e4\uc6e8\uc5b4\ub294 \uc694\uccad\uacfc \uc751\ub2f5 \uac1d\uccb4\ub97c \ucc98\ub9ac\ud558\ub294 \ud568\uc218\ub85c, \ub2e4\uc591\ud55c \uae30\ub2a5\ub4e4\uc744 \uc81c\uacf5\ud574 \uc90d\ub2c8\ub2e4.<\/p>\n

1. \ubbf8\ub4e4\uc6e8\uc5b4\ub780?<\/h2>\n

\ubbf8\ub4e4\uc6e8\uc5b4\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 \uc694\uccad(request)\uacfc \uc11c\ubc84\uc758 \uc751\ub2f5(response) \uc0ac\uc774\uc5d0\uc11c \uc911\uac1c \uc5ed\ud560\uc744 \uc218\ud589\ud558\ub294 \ud568\uc218\uc785\ub2c8\ub2e4. \ubbf8\ub4e4\uc6e8\uc5b4\ub294 \uc5ec\ub7ec \uac00\uc9c0 \uc6a9\ub3c4\ub85c \uc0ac\uc6a9\ub420 \uc218 \uc788\ub294\ub370, \uc5ec\uae30\uc5d0\ub294 \uc694\uccad \ub370\uc774\ud130\uc758 \ucc98\ub9ac, \uc0ac\uc6a9\uc790 \uc778\uc99d \ubc0f \ubcf4\uc548 \uccb4\ud06c, \ub85c\uadf8 \uae30\ub85d \ubc0f \uc624\ub958 \ucc98\ub9ac \ub4f1\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n

2. Express\uc5d0\uc11c \ubbf8\ub4e4\uc6e8\uc5b4 \uc0ac\uc6a9\ud558\uae30<\/h2>\n

Express\ub294 app.use()<\/code> \uba54\uc11c\ub4dc\ub97c \ud1b5\ud574 \ubbf8\ub4e4\uc6e8\uc5b4\ub97c \ub4f1\ub85d\ud569\ub2c8\ub2e4. \uc774 \uba54\uc11c\ub4dc\ub294 \uc694\uccad\uc774 \ub4e4\uc5b4\uc62c \ub54c\ub9c8\ub2e4 \uc2e4\ud589\ub418\uba70, \uc21c\ucc28\uc801\uc73c\ub85c \ub4f1\ub85d\ub41c \ubbf8\ub4e4\uc6e8\uc5b4\uac00 \uc2e4\ud589\ub429\ub2c8\ub2e4.<\/p>\n

3. \uae30\ubcf8 \ubbf8\ub4e4\uc6e8\uc5b4 \uc124\uce58 \ubc0f \uc124\uc815<\/h2>\n

Express\uc758 \uae30\ubcf8 \ubbf8\ub4e4\uc6e8\uc5b4 \uc911 \ub450 \uac00\uc9c0\uc778 body-parser<\/strong>\uc640 cookie-parser<\/strong>\ub97c \uc124\uce58\ud558\uace0 \uc124\uc815\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

3.1 body-parser<\/h3>\n

body-parser<\/strong> \ubbf8\ub4e4\uc6e8\uc5b4\ub294 HTTP \uc694\uccad \ubcf8\ubb38\uc744 \uad6c\ubb38 \ubd84\uc11d\ud558\uc5ec \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \uac1d\uccb4\ub85c \ubcc0\ud658\ud574\uc8fc\ub294 \uae30\ub2a5\uc744 \ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c JSON \ud615\ud0dc\uc758 \ub370\uc774\ud130\ub97c \uc27d\uac8c \ucc98\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d \ub3d5\uc2b5\ub2c8\ub2e4.<\/p>\n

npm install body-parser<\/code><\/pre>\n
3.1.1 body-parser \uc124\uc815 \uc608\uc81c<\/h4>\n
\ub2e4\uc74c\uc740 body-parser\ub97c \uc0ac\uc6a9\ud558\ub294 \uac04\ub2e8\ud55c \uc124\uc815 \uc608\uc81c\uc785\ub2c8\ub2e4.<\/p>\n
const express = require('express');\nconst bodyParser = require('body-parser');\n\nconst app = express();\nconst PORT = 3000;\n\n\/\/ body-parser \ubbf8\ub4e4\uc6e8\uc5b4 \uc0ac\uc6a9\napp.use(bodyParser.json()); \/\/ JSON \ud615\ud0dc\uc758 \ub370\uc774\ud130 \ud30c\uc2f1\napp.use(bodyParser.urlencoded({ extended: true })); \/\/ URL \uc778\ucf54\ub529 \ub370\uc774\ud130 \ud30c\uc2f1\n\napp.post('\/api\/data', (req, res) => {\n    console.log(req.body); \/\/ \ud30c\uc2f1\ub41c \ub370\uc774\ud130 \ub85c\uadf8 \ucd9c\ub825\n    res.send('\ub370\uc774\ud130 \uc218\uc2e0 \uc644\ub8cc');\n});\n\napp.listen(PORT, () => {\n    console.log(`\uc11c\ubc84\uac00 http:\/\/localhost:${PORT} \uc5d0\uc11c \uc2dc\uc791\ub418\uc5c8\uc2b5\ub2c8\ub2e4.`);\n});<\/code><\/pre>\n
\uc704 \uc608\uc81c\uc5d0\uc11c bodyParser.json()<\/code> \uba54\uc11c\ub4dc\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \ubcf4\ub0b4\ub294 JSON \ud615\ud0dc\uc758 \uc694\uccad \ubcf8\ubb38\uc744 \ud30c\uc2f1\ud558\uace0, bodyParser.urlencoded()<\/code> \uba54\uc11c\ub4dc\ub294 URL \uc778\ucf54\ub529\ub41c \ub370\uc774\ud130\ub97c \ud30c\uc2f1\ud569\ub2c8\ub2e4.<\/p>\n
3.2 cookie-parser<\/h3>\n
cookie-parser<\/strong> \ubbf8\ub4e4\uc6e8\uc5b4\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc758 \uc694\uccad\uc5d0\uc11c \ucfe0\ud0a4\ub97c \ud30c\uc2f1\ud558\uc5ec req.cookies<\/code> \uac1d\uccb4\uc5d0 \uc800\uc7a5\ud558\ub294 \uae30\ub2a5\uc744 \ud569\ub2c8\ub2e4. \uc774 \uae30\ub2a5\uc740 \uc0ac\uc6a9\uc790\uc758 \uc0c1\ud0dc\ub97c \uc800\uc7a5\ud558\uace0 \uad00\ub9ac\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n
npm install cookie-parser<\/code><\/pre>\n
3.2.1 cookie-parser \uc124\uc815 \uc608\uc81c<\/h4>\n
\ub2e4\uc74c\uc740 cookie-parser\ub97c \uc0ac\uc6a9\ud558\ub294 \uac04\ub2e8\ud55c \uc124\uc815 \uc608\uc81c\uc785\ub2c8\ub2e4.<\/p>\n
const express = require('express');\nconst cookieParser = require('cookie-parser');\n\nconst app = express();\nconst PORT = 3000;\n\n\/\/ cookie-parser \ubbf8\ub4e4\uc6e8\uc5b4 \uc0ac\uc6a9\napp.use(cookieParser());\n\napp.get('\/set-cookie', (req, res) => {\n    res.cookie('myCookie', 'testValue', { maxAge: 900000, httpOnly: true });\n    res.send('\ucfe0\ud0a4\uac00 \uc124\uc815\ub418\uc5c8\uc2b5\ub2c8\ub2e4.');\n});\n\napp.get('\/get-cookie', (req, res) => {\n    console.log(req.cookies); \/\/ \uc800\uc7a5\ub41c \ucfe0\ud0a4 \ub85c\uadf8 \ucd9c\ub825\n    res.send('\ucfe0\ud0a4 \uac12\uc744 \ud655\uc778\ud558\uc600\uc2b5\ub2c8\ub2e4.');\n});\n\napp.listen(PORT, () => {\n    console.log(`\uc11c\ubc84\uac00 http:\/\/localhost:${PORT} \uc5d0\uc11c \uc2dc\uc791\ub418\uc5c8\uc2b5\ub2c8\ub2e4.`);\n});<\/code><\/pre>\n
\uc704 \uc608\uc81c\uc5d0\uc11c res.cookie()<\/code> \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \ucfe0\ud0a4\ub97c \uc124\uc815\ud558\uace0, req.cookies<\/code>\ub97c \ud1b5\ud574 \uc694\uccad\uc5d0 \ud3ec\ud568\ub41c \ucfe0\ud0a4 \uac12\uc744 \ud655\uc778\ud569\ub2c8\ub2e4. \ucfe0\ud0a4\ub294 \uc0ac\uc6a9\uc790\uc758 \uc138\uc158 \uc815\ubcf4\ub97c \uc800\uc7a5\ud558\uac70\ub098, \uac1c\uc778\ud654\ub41c \uc0ac\uc6a9\uc790 \uacbd\ud5d8\uc744 \uc81c\uacf5\ud558\ub294 \ub370 \uc790\uc8fc \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n
4. \uc2e4\uc2b5 \uc608\uc81c: \ubbf8\ub4e4\uc6e8\uc5b4 \ud1b5\ud569\ud558\uae30<\/h2>\n
\uc774\uc81c body-parser\uc640 cookie-parser\ub97c \ubaa8\ub450 \uc0ac\uc6a9\ud558\ub294 \uc608\uc81c\ub97c \ub9cc\ub4e4\uc5b4 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc774 \uc608\uc81c\ub294 \uc0ac\uc6a9\uc790\ub85c\ubd80\ud130 \ub370\uc774\ud130\ub97c \ubc1b\uc544\uc640 \ucfe0\ud0a4\uc5d0 \uc800\uc7a5\ud558\uace0, \ud6c4\uc5d0 \uadf8 \ub370\uc774\ud130\ub97c \uc77d\uc5b4\uc624\ub294 API\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n
const express = require('express');\nconst bodyParser = require('body-parser');\nconst cookieParser = require('cookie-parser');\n\nconst app = express();\nconst PORT = 3000;\n\napp.use(bodyParser.json());\napp.use(bodyParser.urlencoded({ extended: true }));\napp.use(cookieParser());\n\napp.post('\/submit', (req, res) => {\n    const { username } = req.body; \/\/ \uc694\uccad \ubcf8\ubb38\uc5d0\uc11c username \ucd94\ucd9c\n    res.cookie('username', username, { maxAge: 900000, httpOnly: true });\n    res.send('\uc0ac\uc6a9\uc790 \uc774\ub984\uc774 \ucfe0\ud0a4\uc5d0 \uc800\uc7a5\ub418\uc5c8\uc2b5\ub2c8\ub2e4.');\n});\n\napp.get('\/welcome', (req, res) => {\n    const username = req.cookies.username; \/\/ \ucfe0\ud0a4\uc5d0\uc11c \uc0ac\uc6a9\uc790 \uc774\ub984 \ucd94\ucd9c\n    if (username) {\n        res.send(`\ud658\uc601\ud569\ub2c8\ub2e4, ${username}\ub2d8!`);\n    } else {\n        res.send('\ucfe0\ud0a4\uc5d0 \uc800\uc7a5\ub41c \uc0ac\uc6a9\uc790 \uc774\ub984\uc774 \uc5c6\uc2b5\ub2c8\ub2e4.');\n    }\n});\n\napp.listen(PORT, () => {\n    console.log(`\uc11c\ubc84\uac00 http:\/\/localhost:${PORT} \uc5d0\uc11c \uc2dc\uc791\ub418\uc5c8\uc2b5\ub2c8\ub2e4.`);\n});<\/code><\/pre>\n
\uc704 \uc608\uc81c\uc5d0\uc11c \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \/submit<\/code> \uacbd\ub85c\ub85c POST \uc694\uccad\uc744 \ud558\uba74, \uc0ac\uc6a9\uc790 \uc774\ub984\uc744 \ucfe0\ud0a4\uc5d0 \uc800\uc7a5\ud558\uace0, \/welcome<\/code> \uacbd\ub85c\ub85c GET \uc694\uccad\uc744 \ud558\uba74 \uc800\uc7a5\ub41c \uc0ac\uc6a9\uc790 \uc774\ub984\uc744 \uc751\ub2f5\uc73c\ub85c \ub3cc\ub824\uc90d\ub2c8\ub2e4.<\/p>\n
5. \ubbf8\ub4e4\uc6e8\uc5b4 \uccb4\uc774\ub2dd<\/h2>\n
Express\uc5d0\uc11c\ub294 \uc5ec\ub7ec \uac1c\uc758 \ubbf8\ub4e4\uc6e8\uc5b4\ub97c \uccb4\uc774\ub2dd\ud558\uc5ec \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uccb4\uc774\ub2dd\uc744 \ud1b5\ud574 \uc694\uccad\uc744 \ud6a8\uc728\uc801\uc73c\ub85c \ucc98\ub9ac\ud558\uace0, \ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798\ub294 \ubbf8\ub4e4\uc6e8\uc5b4 \uccb4\uc774\ub2dd\uc758 \uc608\uc785\ub2c8\ub2e4.<\/p>\n
const express = require('express');\n\nconst app = express();\nconst PORT = 3000;\n\nconst logRequest = (req, res, next) => {\n    console.log(`${req.method} ${req.url}`);\n    next(); \/\/ \ub2e4\uc74c \ubbf8\ub4e4\uc6e8\uc5b4\ub85c \uc774\ub3d9\n};\n\napp.use(logRequest);\n\napp.get('\/', (req, res) => {\n    res.send('\ud648\ud398\uc774\uc9c0');\n});\n\napp.listen(PORT, () => {\n    console.log(`\uc11c\ubc84\uac00 http:\/\/localhost:${PORT} \uc5d0\uc11c \uc2dc\uc791\ub418\uc5c8\uc2b5\ub2c8\ub2e4.`);\n});<\/code><\/pre>\n
\uc704 \uc608\uc81c\uc5d0\uc11c logRequest<\/code> \ubbf8\ub4e4\uc6e8\uc5b4\ub294 \ubaa8\ub4e0 \uc694\uccad\uc5d0 \ub300\ud574 \uc694\uccad \uba54\uc11c\ub4dc\uc640 URL\uc744 \ub85c\uadf8\ub85c \ucd9c\ub825\ud569\ub2c8\ub2e4. next()<\/code> \ud638\ucd9c \uc5c6\uc774 \ubbf8\ub4e4\uc6e8\uc5b4\uac00 \uc885\ub8cc\ub41c\ub2e4\uba74, \uc774\ud6c4\uc758 \ubbf8\ub4e4\uc6e8\uc5b4\ub098 \ub77c\uc6b0\ud130\uac00 \uc2e4\ud589\ub418\uc9c0 \uc54a\uc73c\ubbc0\ub85c, \ud56d\uc0c1 next()<\/code>\ub97c \ud638\ucd9c\ud574 \uc8fc\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n
6. \uc5d0\ub7ec \ucc98\ub9ac \ubbf8\ub4e4\uc6e8\uc5b4<\/h2>\n
Express\uc5d0\uc11c\ub294 \uc5d0\ub7ec \ucc98\ub9ac\ub97c \uc704\ud55c \ud2b9\ubcc4\ud55c \ubbf8\ub4e4\uc6e8\uc5b4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc5d0\ub7ec \ucc98\ub9ac \ubbf8\ub4e4\uc6e8\uc5b4\ub294 \ud56d\uc0c1 \ub124 \uac1c\uc758 \uc778\uc790\ub97c \uac00\uc9d1\ub2c8\ub2e4: (err, req, res, next)<\/code>. \uc608\ub97c \ub4e4\uc5b4, \ub2e4\uc74c\uc740 \uae30\ubcf8\uc801\uc778 \uc5d0\ub7ec \ucc98\ub9ac \ubbf8\ub4e4\uc6e8\uc5b4\uc758 \uc608\uc785\ub2c8\ub2e4.<\/p>\n
const express = require('express');\n\nconst app = express();\nconst PORT = 3000;\n\napp.get('\/', (req, res) => {\n    throw new Error('\uc5d0\ub7ec \ubc1c\uc0dd!'); \/\/ \uac15\uc81c\ub85c \uc624\ub958 \ubc1c\uc0dd\n});\n\n\/\/ \uc5d0\ub7ec \ucc98\ub9ac \ubbf8\ub4e4\uc6e8\uc5b4\napp.use((err, req, res, next) => {\n    console.error(err.stack);\n    res.status(500).send('\ubb34\uc5b8\uac00 \uc798\ubabb\ub418\uc5c8\uc2b5\ub2c8\ub2e4!');\n});\n\napp.listen(PORT, () => {\n    console.log(`\uc11c\ubc84\uac00 http:\/\/localhost:${PORT} \uc5d0\uc11c \uc2dc\uc791\ub418\uc5c8\uc2b5\ub2c8\ub2e4.`);\n});<\/code><\/pre>\n
\uc704 \uc608\uc81c\uc5d0\uc11c\ub294 \/<\/code> \uacbd\ub85c\uc5d0\uc11c \uc758\ub3c4\uc801\uc73c\ub85c \uc624\ub958\ub97c \ubc1c\uc0dd\uc2dc\ucf1c, \uc774\ud6c4\uc5d0 \uc815\uc758\ub41c \uc5d0\ub7ec \ucc98\ub9ac \ubbf8\ub4e4\uc6e8\uc5b4\uac00 \ud638\ucd9c\ub418\ub3c4\ub85d \ud558\uc600\uc2b5\ub2c8\ub2e4. \uc5d0\ub7ec \ucc98\ub9ac \ubbf8\ub4e4\uc6e8\uc5b4\ub294 \ucf58\uc194\uc5d0 \uc624\ub958 \uc2a4\ud0dd\uc744 \ucd9c\ub825\ud558\uace0, \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0\uac8c 500 \uc0c1\ud0dc \ucf54\ub4dc\ub97c \uc751\ub2f5\uc73c\ub85c \ub3cc\ub824\uc90d\ub2c8\ub2e4.<\/p>\n
7. \ub9c8\uce58\uba70<\/h2>\n
\uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 Express\uc758 \uae30\ubcf8 \ubbf8\ub4e4\uc6e8\uc5b4 \uc0ac\uc6a9\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uc558\uc2b5\ub2c8\ub2e4. body-parser<\/strong>\uc640 cookie-parser<\/strong>\ub97c \ud1b5\ud574 \uc694\uccad \ubcf8\ubb38 \ubc0f \ucfe0\ud0a4\ub97c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \ubc30\uc6e0\uc73c\uba70, \ubbf8\ub4e4\uc6e8\uc5b4 \uccb4\uc774\ub2dd \ubc0f \uc5d0\ub7ec \ucc98\ub9ac \ubbf8\ub4e4\uc6e8\uc5b4\uc758 \uc911\uc694\uc131\ub3c4 \ud655\uc778\ud558\uc600\uc2b5\ub2c8\ub2e4. Express \ubbf8\ub4e4\uc6e8\uc5b4\ub294 \uc6f9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uc694\uccad \ucc98\ub9ac\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\ubbc0\ub85c, \uc81c\ub300\ub85c \uc774\ud574\ud558\uace0 \ud65c\uc6a9\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n
\ub354 \ub098\uc544\uac00, \uc790\uc2e0\ub9cc\uc758 \ubbf8\ub4e4\uc6e8\uc5b4\ub97c \ub9cc\ub4e4\uc5b4\ubcf4\uac70\ub098, \ub2e4\uc591\ud55c \ubbf8\ub4e4\uc6e8\uc5b4\ub97c \ud65c\uc6a9\ud558\uc5ec Express \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ud655\uc7a5\ud574 \ub098\uac00\uae38 \ucd94\ucc9c\ud569\ub2c8\ub2e4. \uac10\uc0ac\ud569\ub098\ub2e4!<\/p>\n
<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"
\uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 Node.js\uc758 \uc720\uba85\ud55c \uc6f9 \ud504\ub808\uc784\uc6cc\ud06c\uc778 Express\ub97c \uc0ac\uc6a9\ud558\uc5ec \uae30\ubcf8\uc801\uc778 \ubbf8\ub4e4\uc6e8\uc5b4\ub97c \ud65c\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. 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