{"id":6182,"date":"2025-06-02T13:35:14","date_gmt":"2025-06-04T06:33:14","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6182"},"modified":"2025-06-04T13:35:14","modified_gmt":"2025-06-04T06:33:14","slug":"%e4%ba%86%e8%a7%a3%e5%a6%82%e4%bd%95%e5%9c%a8node-js%e4%b8%ad%e4%bd%bf%e7%94%a8websocket%e5%8d%94%e8%ad%b0","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/node-js\/%e4%ba%86%e8%a7%a3%e5%a6%82%e4%bd%95%e5%9c%a8node-js%e4%b8%ad%e4%bd%bf%e7%94%a8websocket%e5%8d%94%e8%ad%b0\/","title":{"rendered":"\u638c\u63e1 Node.js \u4e2d WebSocket \u5354\u8b70\u7684\u5be6\u4f5c\u6280\u5de7\uff1a\u5373\u6642\u901a\u8a0a\u7684\u79d8\u8a23"},"content":{"rendered":"

<\/p>\n

\u638c\u63e1 Node.js \u4e2d WebSocket \u5354\u8b70\u7684\u5be6\u4f5c\u6280\u5de7\uff1a\u5373\u6642\u901a\u8a0a\u7684\u79d8\u8a23<\/h1>\n

Node.js \u662f\u4e00\u500b\u5f37\u5927\u7684 JavaScript \u57f7\u884c\u74b0\u5883\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u985e\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\uff0c\u7279\u5225\u662f\u5728\u5373\u6642\u901a\u8a0a\u548c\u6578\u64da\u50b3\u8f38\u65b9\u9762\u3002WebSocket \u5354\u8b70\u5247\u70ba\u9019\u4e9b\u61c9\u7528\u63d0\u4f9b\u4e86\u53ef\u9760\u7684\u96d9\u5411\u901a\u4fe1\u80fd\u529b\uff0c\u652f\u6301\u9ad8\u6548\u7684\u6578\u64da\u50b3\u8f38\u3002\u5728\u672c\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728 Node.js \u4e2d\u5be6\u73fe WebSocket \u5354\u8b70\u3002<\/p>\n

\u7b2c\u4e00\u6b65\uff1a\u5b89\u88dd\u5fc5\u8981\u7684 WebSocket \u6a21\u7d44<\/h2>\n

\u8981\u5728 Node.js \u4e2d\u4f7f\u7528 WebSocket \u5354\u8b70\uff0c\u9996\u5148\u9700\u8981\u5b89\u88dd\u76f8\u61c9\u7684\u6a21\u7d44\u3002\u6211\u5011\u53ef\u4ee5\u5229\u7528 npm \u4f86\u8f15\u9b06\u5b89\u88dd WebSocket \u6a21\u7d44\uff1a<\/p>\n

“`bash
\nnpm install ws
\n“`<\/p>\n

\u7b2c\u4e8c\u6b65\uff1a\u5efa\u7acb WebSocket \u4f3a\u670d\u5668<\/h2>\n

\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u6703\u5efa\u7acb\u4e00\u500b WebSocket \u4f3a\u670d\u5668\uff0c\u4ee5\u4fbf\u80fd\u5920\u63a5\u6536\u548c\u767c\u9001\u8cc7\u6599\u3002\u4ee5\u4e0b\u662f\u5efa\u7acb WebSocket \u4f3a\u670d\u5668\u7684\u7bc4\u4f8b\u7a0b\u5f0f\u78bc\uff1a<\/p>\n

“`javascript
\nconst WebSocket = require(‘ws’);
\nconst server = new WebSocket.Server({ port: 8080 });<\/p>\n

server.on(‘connection’, (socket) => {
\n console.log(‘\u65b0\u7684\u9023\u7dda\u5df2\u5efa\u7acb’);<\/p>\n

\/\/ \u5728\u9019\u88e1\u53ef\u4ee5\u63a5\u6536\u548c\u50b3\u9001\u8cc7\u6599
\n});
\n“`<\/p>\n

\u5728\u4e0a\u8ff0\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u9996\u5148\u5f15\u5165 WebSocket \u6a21\u7d44\uff0c\u7136\u5f8c\u5275\u5efa\u4e00\u500b\u4f3a\u670d\u5668\uff0c\u4e26\u76e3\u807d `connection` \u4e8b\u4ef6\u3002\u7576\u6709\u65b0\u9023\u7dda\u9032\u4f86\u6642\uff0c\u5c07\u8f38\u51fa\u63d0\u793a\u4fe1\u606f\u3002<\/p>\n

\u7b2c\u4e09\u6b65\uff1a\u63a5\u6536\u8cc7\u6599<\/h2>\n

\u7576\u6709\u65b0\u7684\u9023\u7dda\u5efa\u7acb\u6642\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 `socket` \u7269\u4ef6\u7684 `on` \u65b9\u6cd5\u76e3\u807d `message` \u4e8b\u4ef6\uff0c\u7576\u6709\u8cc7\u6599\u50b3\u5165\u6642\uff0c\u6703\u89f8\u767c\u6b64\u4e8b\u4ef6\u3002\u4ee5\u4e0b\u662f\u63a5\u6536\u8cc7\u6599\u7684\u7bc4\u4f8b\uff1a<\/p>\n

“`javascript
\nsocket.on(‘message’, (data) => {
\n console.log(`\u63a5\u6536\u5230\u7684\u8cc7\u6599: ${data}`);
\n});
\n“`<\/p>\n

\u9019\u6bb5\u7a0b\u5f0f\u78bc\u6703\u5728\u63a7\u5236\u53f0\u4e0a\u8f38\u51fa\u6240\u6709\u63a5\u6536\u5230\u7684\u8cc7\u6599\uff0c\u5e6b\u52a9\u6211\u5011\u78ba\u8a8d\u8cc7\u6599\u7684\u6b63\u78ba\u6027\u3002<\/p>\n

\u7b2c\u56db\u6b65\uff1a\u50b3\u9001\u8cc7\u6599<\/h2>\n

\u6211\u5011\u9084\u53ef\u4ee5\u5229\u7528 `socket` \u7269\u4ef6\u7684 `send` \u65b9\u6cd5\u4f86\u767c\u9001\u8cc7\u6599\u7d66\u5ba2\u6236\u7aef\uff0c\u4ee5\u4e0b\u662f\u50b3\u9001\u8cc7\u6599\u7684\u7bc4\u4f8b\uff1a<\/p>\n

“`javascript
\nconst responseData = ‘Hello from the server!’;
\nsocket.send(responseData);
\n“`<\/p>\n

\u9019\u884c\u7a0b\u5f0f\u78bc\u5c07\u5411\u9023\u63a5\u7684\u5ba2\u6236\u7aef\u767c\u9001\u4e00\u689d\u6d88\u606f\u3002<\/p>\n

\u7d50\u8ad6<\/h2>\n

\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5b78\u7fd2\u4e86\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528 WebSocket \u5354\u8b70\uff0c\u5305\u62ec\u5b89\u88dd WebSocket \u6a21\u7d44\u3001\u5efa\u7acb\u4f3a\u670d\u5668\u3001\u63a5\u6536\u548c\u50b3\u9001\u8cc7\u6599\u7684\u57fa\u672c\u7a0b\u5f0f\u78bc\u3002WebSocket \u70ba\u6211\u5011\u63d0\u4f9b\u4e86\u4e00\u500b\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u5be6\u73fe\u5373\u6642\u901a\u8a0a\uff0c\u7121\u8ad6\u662f\u804a\u5929\u61c9\u7528\u3001\u904a\u6232\u9084\u662f\u5176\u4ed6\u5373\u6642\u6578\u64da\u9700\u6c42\uff0cWebSocket \u90fd\u662f\u975e\u5e38\u7406\u60f3\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n

\u5e0c\u671b\u9019\u7bc7\u6559\u5b78\u80fd\u5e6b\u52a9\u4f60\u5728 Node.js \u958b\u767c\u4e2d\u66f4\u597d\u5730\u5229\u7528 WebSocket \u5354\u8b70\uff0c\u8b93\u4f60\u7684\u61c9\u7528\u7a0b\u5f0f\u66f4\u52a0\u4e92\u52d5\u4e14\u9ad8\u6548\uff01<\/p>\n

—<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u6458\u8981(Description):\u4e86\u89e3\u5982\u4f55\u5728Node.js\u4e2d\u4f7f\u7528WebSocket\u5354\u8b70\uff0cWebSocket\u662f\u4e00\u7a2e\u53ef\u4ee5\u5728\u5ba2\u6236\u7aef\u548c\u4f3a\u670d\u5668\u4e4b\u9593\u5efa\u7acb\u53cc\u5411\u901a\u4fe1\u7684\u5354\u8b70\uff0c\u53ef\u4ee5\u63d0\u4f9b\u66f4\u5feb\u7684\u50b3\u8f38\u901f\u5ea6\u548c\u66f4\u4f4e\u7684\u5ef6\u9072\u6642\u9593\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[193,192],"tags":[191,190],"class_list":["post-6182","post","type-post","status-publish","format-standard","hentry","category-node","category-node-js","tag-node","tag-node-js"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1BI","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6182","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=6182"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6182\/revisions"}],"predecessor-version":[{"id":6183,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6182\/revisions\/6183"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=6182"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=6182"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=6182"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}