{"id":187248,"date":"2024-11-11T12:41:17","date_gmt":"2024-11-11T04:41:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/187248\/"},"modified":"2024-11-11T12:41:18","modified_gmt":"2024-11-11T04:41:18","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e6%93%9a%e7%9a%84%e5%af%a6%e6%99%82%e5%82%b3%e9%81%9e%ef%bc%9a%e5%be%9e%e5%be%8c%e7%ab%af%e5%88%b0%e5%89%8d%e7%ab%af%e3%80%82-%e6%8a%8a%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/187248\/","title":{"rendered":"\u6578\u64da\u5eab\u6578\u64da\u7684\u5be6\u6642\u50b3\u905e\uff1a\u5f9e\u5f8c\u7aef\u5230\u524d\u7aef\u3002 (\u628a\u6578\u64da\u5eab\u6578\u64da\u50b3\u5230\u9801\u9762\u4e0a)"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e6%93%9a%e7%9a%84%e5%af%a6%e6%99%82%e5%82%b3%e9%81%9e%ef%bc%9a%e5%be%9e%e5%be%8c%e7%ab%af%e5%88%b0%e5%89%8d%e7%ab%af-YFuasRSihd\">\u6578\u64da\u5eab\u6578\u64da\u7684\u5be6\u6642\u50b3\u905e\uff1a\u5f9e\u5f8c\u7aef\u5230\u524d\u7aef<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u5be6\u6642\u6578\u64da\u50b3\u905e\u5df2\u6210\u70ba\u4e00\u500b\u91cd\u8981\u7684\u6280\u8853\u9700\u6c42\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u3001\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u9084\u662f\u5373\u6642\u901a\u8a0a\u61c9\u7528\uff0c\u80fd\u5920\u5feb\u901f\u4e14\u6709\u6548\u5730\u5c07\u6578\u64da\u5f9e\u5f8c\u7aef\u6578\u64da\u5eab\u50b3\u905e\u5230\u524d\u7aef\u7528\u6236\u754c\u9762\uff0c\u90fd\u662f\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u7684\u95dc\u9375\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6578\u64da\u5eab\u6578\u64da\u7684\u5be6\u6642\u50b3\u905e\u6280\u8853\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%88%87%e5%89%8d%e7%ab%af%e7%9a%84%e9%97%9c%e4%bf%82-YFuasRSihd\">\u6578\u64da\u5eab\u8207\u524d\u7aef\u7684\u95dc\u4fc2<\/h2>\n<p>\u6578\u64da\u5eab\u662f\u5b58\u5132\u548c\u7ba1\u7406\u6578\u64da\u7684\u7cfb\u7d71\uff0c\u800c\u524d\u7aef\u5247\u662f\u7528\u6236\u8207\u4e4b\u4e92\u52d5\u7684\u754c\u9762\u3002\u7576\u7528\u6236\u5728\u524d\u7aef\u9032\u884c\u64cd\u4f5c\u6642\uff0c\u9019\u4e9b\u64cd\u4f5c\u901a\u5e38\u9700\u8981\u8207\u5f8c\u7aef\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\uff0c\u4ee5\u7372\u53d6\u6216\u66f4\u65b0\u6578\u64da\u3002\u9019\u7a2e\u4ea4\u4e92\u7684\u6548\u7387\u548c\u5373\u6642\u6027\u76f4\u63a5\u5f71\u97ff\u5230\u7528\u6236\u7684\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e5%82%b3%e9%81%9e%e7%9a%84%e6%8a%80%e8%a1%93-YFuasRSihd\">\u5be6\u6642\u6578\u64da\u50b3\u905e\u7684\u6280\u8853<\/h2>\n<p>\u5be6\u6642\u6578\u64da\u50b3\u905e\u7684\u6280\u8853\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<ul>\n<li><strong>WebSocket\uff1a<\/strong>WebSocket\u662f\u4e00\u7a2e\u96d9\u5411\u901a\u4fe1\u5354\u8b70\uff0c\u5141\u8a31\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u6301\u4e45\u9023\u63a5\u3002\u9019\u4f7f\u5f97\u6578\u64da\u53ef\u4ee5\u5728\u4e0d\u9700\u8981\u91cd\u65b0\u52a0\u8f09\u9801\u9762\u7684\u60c5\u6cc1\u4e0b\u5be6\u6642\u66f4\u65b0\u3002<\/li>\n<li><strong>Server-Sent Events (SSE)\uff1a<\/strong>SSE\u662f\u4e00\u7a2e\u55ae\u5411\u7684\u6578\u64da\u6d41\u6280\u8853\uff0c\u670d\u52d9\u5668\u53ef\u4ee5\u4e3b\u52d5\u5411\u5ba2\u6236\u7aef\u63a8\u9001\u6578\u64da\u3002\u9019\u5c0d\u65bc\u9700\u8981\u6301\u7e8c\u66f4\u65b0\u7684\u61c9\u7528\u975e\u5e38\u6709\u6548\u3002<\/li>\n<li><strong>AJAX Polling\uff1a<\/strong>\u9019\u662f\u4e00\u7a2e\u8f03\u70ba\u50b3\u7d71\u7684\u6280\u8853\uff0c\u901a\u904e\u5b9a\u671f\u5411\u670d\u52d9\u5668\u767c\u9001\u8acb\u6c42\u4f86\u7372\u53d6\u6700\u65b0\u6578\u64da\u3002\u96d6\u7136\u9019\u7a2e\u65b9\u6cd5\u7c21\u55ae\uff0c\u4f46\u53ef\u80fd\u6703\u5c0e\u81f4\u4e0d\u5fc5\u8981\u7684\u6d41\u91cf\u548c\u5ef6\u9072\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e5%82%b3%e9%81%9e%e7%9a%84%e7%a4%ba%e4%be%8b-YFuasRSihd\">\u5be6\u73fe\u5be6\u6642\u6578\u64da\u50b3\u905e\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528WebSocket\u5be6\u73fe\u5be6\u6642\u6578\u64da\u50b3\u905e\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n\/\/ \u670d\u52d9\u5668\u7aef\u4ee3\u78bc (Node.js)\nconst WebSocket = require('ws');\nconst wss = new WebSocket.Server({ port: 8080 });\n\nwss.on('connection', (ws) =&gt; {\n    console.log('\u5ba2\u6236\u7aef\u5df2\u9023\u63a5');\n    \n    \/\/ \u6a21\u64ec\u6578\u64da\u5eab\u6578\u64da\u66f4\u65b0\n    setInterval(() =&gt; {\n        const data = { message: '\u6700\u65b0\u6578\u64da', timestamp: new Date() };\n        ws.send(JSON.stringify(data));\n    }, 5000); \/\/ \u6bcf5\u79d2\u767c\u9001\u4e00\u6b21\u6578\u64da\n});\n\n\/\/ \u5ba2\u6236\u7aef\u4ee3\u78bc (JavaScript)\nconst socket = new WebSocket('ws:\/\/localhost:8080');\n\nsocket.onmessage = (event) =&gt; {\n    const data = JSON.parse(event.data);\n    console.log('\u63a5\u6536\u5230\u6578\u64da:', data);\n};\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u670d\u52d9\u5668\u6bcf5\u79d2\u5411\u6240\u6709\u9023\u63a5\u7684\u5ba2\u6236\u7aef\u767c\u9001\u6700\u65b0\u7684\u6578\u64da\u3002\u5ba2\u6236\u7aef\u5247\u901a\u904eWebSocket\u63a5\u6536\u9019\u4e9b\u6578\u64da\u4e26\u9032\u884c\u8655\u7406\u3002<\/p>\n<h2 id=\"%e8%80%83%e6%85%ae%e7%9a%84%e5%9b%a0%e7%b4%a0-YFuasRSihd\">\u8003\u616e\u7684\u56e0\u7d20<\/h2>\n<p>\u5728\u5be6\u73fe\u5be6\u6642\u6578\u64da\u50b3\u905e\u6642\uff0c\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\uff1a<\/strong>\u78ba\u4fdd\u7cfb\u7d71\u80fd\u5920\u8655\u7406\u5927\u91cf\u7684\u4e26\u767c\u9023\u63a5\u548c\u6578\u64da\u50b3\u8f38\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>\u5728\u6578\u64da\u50b3\u8f38\u904e\u7a0b\u4e2d\uff0c\u5fc5\u9808\u8003\u616e\u6578\u64da\u7684\u52a0\u5bc6\u548c\u9a57\u8b49\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u6d29\u9732\u3002<\/li>\n<li><strong>\u517c\u5bb9\u6027\uff1a<\/strong>\u78ba\u4fdd\u6240\u4f7f\u7528\u7684\u6280\u8853\u5728\u5404\u7a2e\u700f\u89bd\u5668\u548c\u8a2d\u5099\u4e0a\u90fd\u80fd\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YFuasRSihd\">\u7e3d\u7d50<\/h2>\n<p>\u6578\u64da\u5eab\u6578\u64da\u7684\u5be6\u6642\u50b3\u905e\u662f\u73fe\u4ee3\u7db2\u7d61\u61c9\u7528\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u901a\u904e\u4f7f\u7528WebSocket\u3001SSE\u7b49\u6280\u8853\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u66f4\u65b0\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u672a\u4f86\u7684\u6578\u64da\u50b3\u905e\u65b9\u5f0f\u5c07\u6703\u66f4\u52a0\u591a\u6a23\u5316\u548c\u9ad8\u6548\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5be6\u6642\u50b3\u905e\u6578\u64da\u5eab\u6578\u64da\u81f3\u524d\u7aef\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\uff0c\u78ba\u4fdd\u9801\u9762\u5373\u6642\u66f4\u65b0\uff0c\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u4ea4\u4e92\u8207\u5c55\u793a\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-187248","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187248","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=187248"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187248\/revisions"}],"predecessor-version":[{"id":187249,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187248\/revisions\/187249"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=187248"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=187248"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=187248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}