\ud604\ub300 \uc6f9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \ub2e4\uad6d\uc5b4 \uc9c0\uc6d0 \ubc0f \ub85c\uceec\ub77c\uc774\uc81c\uc774\uc158\uc740 \ub9e4\uc6b0 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. \uc5ec\ub7ec \uc5b8\uc5b4\ub97c \uc9c0\uc6d0\ud568\uc73c\ub85c\uc368, \ube44\uc988\ub2c8\uc2a4\ub294 \ub354 \ub113\uc740 \uc2dc\uc7a5\uc744 \ub300\uc0c1\uc73c\ub85c \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud558\uace0, \uc0ac\uc6a9\uc790 \uacbd\ud5d8\uc744 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 Nest.js<\/strong>\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc5b8\uc5b4\ubcc4 \ub370\uc774\ud130 \ucc98\ub9ac\ub97c \uad6c\ud604\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n \ub2e4\uad6d\uc5b4 \uc9c0\uc6d0\uc740 \uae30\uc5c5\uc774 \ub2e4\uc591\ud55c \ubb38\ud654\uc801 \ubc30\uacbd\uc744 \uac00\uc9c4 \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\uc720\ub85c \ub2e4\uad6d\uc5b4 \uc9c0\uc6d0\uc774 \ud544\uc694\ud569\ub2c8\ub2e4:<\/p>\n Nest.js<\/strong>\ub294 \ucd5c\uc2e0 JavaScript \ubc0f TypeScript\ub97c \uc0ac\uc6a9\ud558\uc5ec \uad6c\ucd95\ub41c \uc11c\ubc84 \uce21 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4. \uac15\ub825\ud55c \ud0c0\uc785 \uc9c0\uc6d0\uacfc \ubaa8\ub4c8\ud654\ub41c \uad6c\uc870\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\uc5b4, \uc720\uc9c0\ubcf4\uc218\ud558\uae30 \uc27d\uace0 \ud655\uc7a5\uc131\uc774 \ub6f0\uc5b4\ub09c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Nest.js<\/strong>\ub294 Express \ub610\ub294 Fastify\ub97c \uae30\ubc18\uc73c\ub85c \ud558\uba70, \uc774\ub97c \ud1b5\ud574 \uace0\uc131\ub2a5 \uc6f9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uad6c\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n \ub2e4\uad6d\uc5b4 \ucc98\ub9ac\ub97c \uc704\ud574 Nest.js<\/strong> \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uac01 \uc5b8\uc5b4\uc5d0 \ub300\ud55c \ubc88\uc5ed \ubb38\uc790\uc5f4\uc744 \ubcc4\ub3c4\uc758 JSON \ud30c\uc77c\ub85c \uc0dd\uc131\ud569\ub2c8\ub2e4. \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc694\uccad\ud55c \uc5b8\uc5b4\uc5d0 \ub530\ub77c \uc801\uc808\ud55c \ubc88\uc5ed\uc744 \uc0ac\uc6a9\ud558\uae30 \uc704\ud574, \uc694\uccad \ud5e4\ub354\ub098 \ucffc\ub9ac \ub9e4\uac1c\ubcc0\uc218\ub97c \ud1b5\ud574 \uc5b8\uc5b4\ub97c \uacb0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc774 \ucee8\ud2b8\ub864\ub7ec\ub97c \uc791\uc131\ud558\uc5ec \ub2e4\uad6d\uc5b4 \uc9c0\uc6d0\uc744 \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n \ud074\ub77c\uc774\uc5b8\ud2b8 \uce21\uc5d0\uc11c\ub294 \uc0ac\uc6a9\uc790\uac00 \uc120\ud638\ud558\ub294 \uc5b8\uc5b4\ub97c \uc120\ud0dd\ud560 \uc218 \uc788\ub294 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, Next.js \ud504\ub808\uc784\uc6cc\ud06c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc0ac\uc6a9\uc790\uac00 \uc120\ud0dd\ud55c \uc5b8\uc5b4\uc5d0 \ub530\ub77c \uc694\uccad\uc744 \ubcf4\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n Next.js\uc5d0\uc11c \ud398\uc774\uc9c0\ub97c \uc0dd\uc131\ud558\uace0 \uc5b8\uc5b4 \uc120\ud0dd \ubc84\ud2bc\uc744 \ub9cc\ub4e0 \ud6c4, \uc0ac\uc6a9\uc790\uac00 \uc5b8\uc5b4\ub97c \ubcc0\uacbd\ud560 \uc218 \uc788\ub3c4\ub85d \ub85c\uc9c1\uc744 \uad6c\ud604\ud569\ub2c8\ub2e4. \uc544\ub798\ub294 \uc5b8\uc5b4 \uc120\ud0dd \ubc84\ud2bc\uc774 \ud3ec\ud568\ub41c \uac04\ub2e8\ud55c \ud398\uc774\uc9c0 \uc608\uc81c\uc785\ub2c8\ub2e4:<\/p>\n1. \ub2e4\uad6d\uc5b4 \uc9c0\uc6d0\uc758 \ud544\uc694\uc131<\/h2>\n
\n
2. Nest.js \uc18c\uac1c<\/h2>\n
3. Nest.js\uc5d0\uc11c \ub2e4\uad6d\uc5b4 \uc9c0\uc6d0 \uad6c\ud604\ud558\uae30<\/h2>\n
3.1. \ud544\uc694 \ub77c\uc774\ube0c\ub7ec\ub9ac \uc124\uce58<\/h3>\n
i18n<\/code> \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud560 \uac83\uc785\ub2c8\ub2e4. \ub2e4\uc74c \uba85\ub839\uc5b4\ub85c \uc124\uce58\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\nnpm install i18n<\/code><\/pre>\n3.2. i18n \uc124\uc815\ud558\uae30<\/h3>\n
i18n<\/code>\uc744 \uc124\uc815\ud558\ub824\uba74, \uba3c\uc800 \uc0dd\uc131\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uba54\uc778 \ud30c\uc77c\uc778 main.ts<\/code>\uc5d0 \ub2e4\uc74c\uacfc \uac19\uc774 \ucf54\ub4dc\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4.<\/p>\nimport { NestFactory } from '@nestjs\/core';\nimport { AppModule } from '.\/app.module';\nimport * as i18n from 'i18n'; \n\nasync function bootstrap() {\n i18n.configure({\n locales: ['en', 'ko', 'ja'], \/\/ \uc9c0\uc6d0\ud560 \uc5b8\uc5b4 \ubaa9\ub85d\n directory: __dirname + '\/locales', \/\/ \ubc88\uc5ed \ud30c\uc77c\uc774 \uc704\uce58\ud560 \ub514\ub809\ud1a0\ub9ac\n defaultLocale: 'ko', \/\/ \uae30\ubcf8 \uc5b8\uc5b4\n autoReload: true, \/\/ \ucf54\ub4dc \ubcc0\uacbd \uc2dc \ub9ac\ub85c\ub529 \uc5ec\ubd80\n syncFiles: true \/\/ \ub3d9\uae30\ud654 \uc5ec\ubd80\n });\n\n const app = await NestFactory.create(AppModule);\n app.use(i18n.init); \/\/ i18n \ucd08\uae30\ud654\n await app.listen(3000);\n}\nbootstrap();<\/code><\/pre>\n3.3. \uc5b8\uc5b4\ubcc4 \ub370\uc774\ud130 \uc900\ube44<\/h3>\n
locales<\/code> \ub514\ub809\ud1a0\ub9ac\ub97c \uc0dd\uc131\ud558\uace0 \uadf8 \uc548\uc5d0 en.json<\/code>, ko.json<\/code>, ja.json<\/code> \ud30c\uc77c\uc744 \ub9cc\ub4ed\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:<\/p>\n\/\/ locales\/ko.json\n{\n \"greeting\": \"\uc548\ub155\ud558\uc138\uc694\",\n \"farewell\": \"\uc548\ub155\ud788 \uac00\uc138\uc694\"\n}\n<\/code><\/pre>\n\/\/ locales\/en.json\n{\n \"greeting\": \"Hello\",\n \"farewell\": \"Goodbye\"\n}\n<\/code><\/pre>\n\/\/ locales\/ja.json\n{\n \"greeting\": \"\u3053\u3093\u306b\u3061\u306f\",\n \"farewell\": \"\u3055\u3088\u3046\u306a\u3089\"\n}\n<\/code><\/pre>\n3.4. \uc5b8\uc5b4 \uacb0\uc815 \ubc0f \uc0ac\uc6a9\ud558\uae30<\/h3>\n
import { Controller, Get, Req } from '@nestjs\/common';\nimport { Request } from 'express';\n\n@Controller('greet')\nexport class GreetController {\n @Get()\n getGreeting(@Req() req: Request): string {\n return req.__('greeting'); \/\/ \uc694\uccad\uc5d0 \ub530\ub978 \uc778\uc0ac\ub9d0 \ubc18\ud658\n }\n}\n<\/code><\/pre>\n4. \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0\uc11c \uc5b8\uc5b4 \uc120\ud0dd\ud558\uae30<\/h2>\n
4.1. Next.js \ud074\ub77c\uc774\uc5b8\ud2b8 \uc791\uc131\ud558\uae30<\/h3>\n
import { useState } from 'react';\n\nconst LanguageSelector = () => {\n const [language, setLanguage] = useState('ko');\n\n const changeLanguage = (lang) => {\n setLanguage(lang);\n \/\/ \uc11c\ubc84 \uc694\uccad \ubcf4\ub0b4\uae30\n fetch(`http:\/\/localhost:3000\/greet?lang=${lang}`)\n .then(response => response.text())\n .then(data => alert(data));\n }\n\n return (\n \uc5b8\uc5b4 \uc120\ud0dd<\/h1>\n