{"id":29406,"date":"2024-01-11T23:36:05","date_gmt":"2023-12-01T02:53:03","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8-express-%e6%a1%86%e6%9e%b6%e5%92%8c-mongodb-%e5%88%9b%e5%bb%ba-api\/"},"modified":"2025-08-12T13:57:53","modified_gmt":"2025-08-12T05:57:53","slug":"%e4%bd%bf%e7%94%a8-express-%e6%a1%86%e6%9e%b6%e5%92%8c-mongodb-%e5%88%9b%e5%bb%ba-api","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8-express-%e6%a1%86%e6%9e%b6%e5%92%8c-mongodb-%e5%88%9b%e5%bb%ba-api\/","title":{"rendered":"\u4f7f\u7528 Express \u6846\u67b6\u548c MongoDB \u521b\u5efa API"},"content":{"rendered":"

\u9996\u5148\uff0c\u9700\u8981\u5b89\u88c5Express\u6846\u67b6\u3002<\/p>\n

$<\/span> npm install <\/span>express\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f1a\u5b89\u88c5\u7528\u4e8e\u8fde\u63a5MongoDB\u7684\u9a71\u52a8\u7a0b\u5e8f\uff0c\u540d\u4e3amongodb\u3002<\/p>\n
$<\/span> npm install <\/span>mongodb\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u521b\u5efa\u4e00\u4e2aExpress\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n
$ express myapp\r\n$ cd myapp\r\n$ npm install\r\n<\/code><\/pre>\n
\u7136\u540e\uff0c\u6253\u5f00app.js\u6587\u4ef6\uff0c\u5e76\u6309\u4ee5\u4e0b\u65b9\u5f0f\u8fdb\u884c\u7f16\u5199\u3002<\/p>\n
var<\/span> express<\/span> =<\/span> require<\/span>(<\/span>'<\/span>express<\/span>'<\/span>);<\/span>\r\nvar<\/span> app<\/span> =<\/span> express<\/span>();<\/span>\r\n\r\n\/\/ mongodb\u7528\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u8aad\u307f\u8fbc\u3080<\/span>\r\nvar<\/span> MongoClient<\/span> =<\/span> require<\/span>(<\/span>'<\/span>mongodb<\/span>'<\/span>).<\/span>MongoClient<\/span>;<\/span>\r\n\r\n\/\/ mongodb\u306b\u63a5\u7d9a<\/span>\r\nMongoClient<\/span>.<\/span>connect<\/span>(<\/span>'<\/span>mongodb:\/\/localhost:27017\/myapp<\/span>'<\/span>,<\/span> function<\/span>(<\/span>err<\/span>,<\/span> db<\/span>)<\/span> {<\/span>\r\n  \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3067\u304d\u305f\u3089\u3001API\u3092\u5b9f\u88c5\u3059\u308b<\/span>\r\n\r\n  \/\/ GET \/api\/users<\/span>\r\n  app<\/span>.<\/span>get<\/span>(<\/span>'<\/span>\/api\/users<\/span>'<\/span>,<\/span> function<\/span>(<\/span>req<\/span>,<\/span> res<\/span>)<\/span> {<\/span>\r\n    \/\/ users\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u304b\u3089\u5168\u3066\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53d6\u5f97<\/span>\r\n    db<\/span>.<\/span>collection<\/span>(<\/span>'<\/span>users<\/span>'<\/span>).<\/span>find<\/span>({}).<\/span>toArray<\/span>(<\/span>function<\/span>(<\/span>err<\/span>,<\/span> docs<\/span>)<\/span> {<\/span>\r\n      \/\/ \u53d6\u5f97\u3057\u305f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092json\u5f62\u5f0f\u3067\u8fd4\u5374<\/span>\r\n      res<\/span>.<\/span>json<\/span>(<\/span>docs<\/span>);<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n\r\n  \/\/ \u30b5\u30fc\u30d0\u3092\u8d77\u52d5<\/span>\r\n  app<\/span>.<\/span>listen<\/span>(<\/span>3000<\/span>,<\/span> function<\/span>()<\/span> {<\/span>\r\n    console<\/span>.<\/span>log<\/span>(<\/span>'<\/span>Server started on port 3000<\/span>'<\/span>);<\/span>\r\n  });<\/span>\r\n});<\/span>\r\n<\/code><\/pre>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u9996\u5148\u8fde\u63a5\u5230\u4e86mongodb\uff0c\u7136\u540e\u5b9a\u4e49\u4e86\u5bf9\u4e8eGET \/api\/users\u7684\u5904\u7406\u3002\u8fd9\u4e2a\u5904\u7406\u4f1a\u4eceusers\u96c6\u5408\u4e2d\u83b7\u53d6\u6240\u6709\u6587\u6863\uff0c\u5e76\u4ee5JSON\u5f62\u5f0f\u8fd4\u56de\u3002<\/p>\n
\u6700\u540e\uff0c\u542f\u52a8\u670d\u52a1\u5668\u5e76\u786e\u8ba4API\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n
$ node app.js\r\n<\/code><\/pre>\n
\u5f53\u60a8\u4ece\u6d4f\u89c8\u5668\u8bbf\u95eehttp:\/\/localhost:3000\/api\/users\u65f6\uff0c\u5e94\u8be5\u4f1a\u663e\u793aJSON\u683c\u5f0f\u7684\u6570\u636e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u9996\u5148\uff0c\u9700\u8981\u5b89\u88c5Express\u6846\u67b6\u3002 $ npm install express \u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f1a\u5b89\u88c5\u7528\u4e8e\u8fde\u63a5Mo […]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29406","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"\n\u4f7f\u7528 Express \u6846\u67b6\u548c MongoDB \u521b\u5efa API - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u4f7f\u7528 Express \u6846\u67b6\u548c MongoDB \u521b\u5efa API\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528-express-\u6846\u67b6\u548c-mongodb-\u521b\u5efa-api\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528 Express \u6846\u67b6\u548c MongoDB \u521b\u5efa API\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8e\u4f7f\u7528 Express \u6846\u67b6\u548c MongoDB \u521b\u5efa API\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528-express-\u6846\u67b6\u548c-mongodb-\u521b\u5efa-api\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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