{"id":31181,"date":"2024-11-25T14:36:41","date_gmt":"2024-11-25T06:36:41","guid":{"rendered":"https:\/\/fwq.ai\/blog\/31181\/"},"modified":"2024-11-25T14:36:41","modified_gmt":"2024-11-25T06:36:41","slug":"%e5%8e%9f%e7%94%9fwebsokcet%e5%ae%9e%e7%8e%b0%e6%96%ad%e7%ba%bf%e9%87%8d%e8%bf%9e%e5%8f%8a%e6%95%b0%e6%8d%ae%e6%8b%bc%e6%8e%a5%e5%ae%9e%e7%8e%b0%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/31181\/","title":{"rendered":"\u539f\u751fWebSokcet\u5b9e\u73b0\u65ad\u7ebf\u91cd\u8fde\u53ca\u6570\u636e\u62fc\u63a5\u5b9e\u73b0\u65b9\u6cd5"},"content":{"rendered":"<p>websocket protocol \u662fhtml5\u4e00\u79cd\u65b0\u7684\u534f\u8bae\u3002\u5b83\u5b9e\u73b0\u4e86\u6d4f\u89c8\u5668\u4e0e\u670d\u52a1\u5668\u5168\u53cc\u5de5\u901a\u4fe1(full-duplex)\u3002\u672c\u6587\u4e3b\u8981\u548c\u5927\u5bb6\u5206\u4eab\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4f7f\u7528\u539f\u751fwebsokcet\u5b9e\u73b0\u65ad\u7ebf\u91cd\u8fde\u53ca\u6570\u636e\u62fc\u63a5\uff0c\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\u3002<\/p>\n<p style=\"margin: 20px 0px;font-weight: 400;font-size: 24px;line-height: inherit;font-family: -apple-system, BlinkMacSystemFont,\">\u4e00\u3001\u8bf4\u660e<\/p>\n<p>1.\u5c0f\u7a0b\u5e8f\u539f\u751f\u7684WebSokcet\u6ca1\u6709\u65ad\u7ebf\u91cd\u8fde\u673a\u5236\uff0c\u8fd9\u4e2a\u662f\u4ed6\u7684\u4e0d\u8db3\u4e4b\u5904\u3002<\/p>\n<p>2.\u5c0f\u7a0b\u5e8f\u65b0\u7684\u7248\u672c\u5e93\u5df2\u7ecf\u652f\u6301\u5b58\u5728\u591a\u4e2a WebSokcet \u8fde\u63a5\u3002<\/p>\n<p>\u5b98\u65b9\u8bf4\u660e\uff1a\u57fa\u7840\u5e93 1.7.0 \u4e4b\u524d\uff0c\u4e00\u4e2a\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u540c\u65f6\u53ea\u80fd\u6709\u4e00\u4e2a WebSocket \u8fde\u63a5\uff0c\u5982\u679c\u5f53\u524d\u5df2\u5b58\u5728\u4e00\u4e2a WebSocket \u8fde\u63a5\uff0c\u4f1a\u81ea\u52a8\u5173\u95ed\u8be5\u8fde\u63a5\uff0c\u5e76\u91cd\u65b0\u521b\u5efa\u4e00\u4e2a WebSocket \u8fde\u63a5\u3002\u57fa\u7840\u5e93\u7248\u672c 1.7.0 \u53ca\u4ee5\u540e\uff0c\u652f\u6301\u5b58\u5728\u591a\u4e2a WebSokcet \u8fde\u63a5\uff0c\u6bcf\u6b21\u6210\u529f\u8c03\u7528 wx.connectSocket \u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684 SocketTask\u3002<\/p>\n<p>\u5b98\u65b9\u6587\u6863\u5730\u5740\uff1ahttps:\/\/mp.weixin.qq.com\/debug\/wxadoc\/dev\/api\/network-socket.html#wxclosesocket<\/p>\n<p style=\"margin: 20px 0px;font-weight: 400;font-size: 24px;line-height: inherit;font-family: -apple-system, BlinkMacSystemFont,\">\u4e8c\u3001\u5b9e\u9645\u4f8b\u5b50\uff1a<\/p>\n<p>\u9996\u5148\u4f60\u9700\u8981socket\u5730\u5740url: let url = &#8216;wss:\/\/http:\/\/xxx.xxx.com\/?xxx=xxx&#8217;<\/p>\n<p>\u6ce8\u610f\uff1a1.\u5c0f\u7a0b\u5e8f\u7ba1\u7406\u540e\u53f0\u6dfb\u52a0socket\u57df\u540d\u7684\u65f6\u5019\u4e0d\u80fd\u51fa\u73b0\u7aef\u53e3\uff1b2.\u5982\u679c\u4f7f\u7528\u4e86appID\uff0c\u534f\u8bae\u5fc5\u987b\u662f wss\uff1b3.socket\u670d\u52a1\u7aef\u6620\u5c04\u7684\u7aef\u53e3\u4ec5\u652f\u6301 80 \u548c 443\uff0c\u548c\u516c\u4f17\u53f7\u4e00\u4e2a\u5c3f\u6027\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\u653e\u4f8b\u5b50\uff1a<\/p>\n<p>1\u3001socket.js<\/p>\n<pre>const&nbsp;app&nbsp;=&nbsp;getApp();\r\nlet&nbsp;url&nbsp;=&nbsp;'wss:\/\/xxx.xxx.com\/?xxx=xxx'\r\nexport&nbsp;const&nbsp;connect&nbsp;=&nbsp;function&nbsp;(cb)&nbsp;{&nbsp;\/\/&nbsp;\u5b9a\u4e49\u4e00\u4e2a\u65b9\u6cd5\r\n&nbsp;&nbsp;wx.connectSocket({&nbsp;\/\/&nbsp;\u521b\u5efa\u4e00\u4e2a&nbsp;WebSocket&nbsp;\u8fde\u63a5\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;url:&nbsp;url,\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fail&nbsp;(err)&nbsp;{\r\nif&nbsp;(err)&nbsp;{\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log('%cWebSocket\u8fde\u63a5\u5931\u8d25',&nbsp;'color:red',&nbsp;err)\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;app.globalData.socketConnectFail&nbsp;=&nbsp;true&nbsp;\/\/&nbsp;\u5b9a\u4e49\u4e00\u4e2a\u5168\u5c40\u53d8\u91cf\uff0c\u5f53\u94fe\u63a5\u5931\u8d25\u65f6\u6539\u53d8\u53d8\u91cf\u7684\u503c\r\n}\r\n}\r\n})\r\n\r\n&nbsp;&nbsp;wx.onSocketOpen(function&nbsp;(res)&nbsp;{&nbsp;\/\/&nbsp;\u76d1\u542cWebSocket\u8fde\u63a5\u6253\u5f00\u4e8b\u4ef6\u3002\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log('WebSocket\u6253\u5f00\u6210\u529f');\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.sendSocketMessage({&nbsp;\/\/&nbsp;\u901a\u8fc7&nbsp;WebSocket&nbsp;\u8fde\u63a5\u53d1\u9001\u6570\u636e\uff0c\u9700\u8981\u5148&nbsp;wx.connectSocket\uff0c\u5e76\u5728&nbsp;wx.onSocketOpen&nbsp;\u56de\u8c03\u4e4b\u540e\u624d\u80fd\u53d1\u9001\u3002\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;data:&nbsp;String2Base64(),&nbsp;\/\/&nbsp;\u7528\u4e8e\u8ba2\u9605\u7684\u53c2\u6570\uff0c\u89c6\u5177\u4f53\u60c5\u51b5\u800c\u5b9a\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success&nbsp;(data)&nbsp;{\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log('WebSocket\u53d1\u9001\u6d88\u606f:',&nbsp;data.errMsg)\r\n},\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fail&nbsp;(err)&nbsp;{\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log('Err',&nbsp;err)\r\n}\r\n})\r\n\r\n})\r\n\r\n&nbsp;&nbsp;wx.onSocketMessage(function&nbsp;(res)&nbsp;{&nbsp;\/\/&nbsp;\u76d1\u542cWebSocket\u63a5\u53d7\u5230\u670d\u52a1\u5668\u7684\u6d88\u606f\u4e8b\u4ef6\u3002\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log('WebSocket\u63a5\u6536\u5230\u6d88\u606f:',&nbsp;ArryBuffer2Json(res.data));\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cb(ArryBuffer2Json(res.data));&nbsp;\/\/&nbsp;\u5c06\u63a5\u6536\u5230\u7684\u6d88\u606f\u8fdb\u884c\u56de\u8c03\uff0c\u5982\u679c\u662fArryBuffer\uff0c\u9700\u8981\u8fdb\u884c\u8f6c\u6362\r\n})\r\n\r\n&nbsp;&nbsp;wx.onSocketError(function&nbsp;(res)&nbsp;{&nbsp;\/\/&nbsp;\u76d1\u542cWebSocket\u9519\u8bef\u3002\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log('WebSocket\u8fde\u63a5\u6253\u5f00\u5931\u8d25')\r\n})\r\n\r\n&nbsp;&nbsp;wx.onSocketClose(function&nbsp;(res)&nbsp;{&nbsp;\/\/&nbsp;\u76d1\u542cWebSocket\u5173\u95ed\u3002\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log('WebSocket\u5173\u95ed');\r\n})\r\n};\r\n\r\nfunction&nbsp;ArryBuffer2Json&nbsp;(data)&nbsp;{&nbsp;\/\/&nbsp;ArryBuffer\u8f6c\u6362\u6210Json\r\ntry&nbsp;{\r\nvar&nbsp;encodedString&nbsp;=&nbsp;String.fromCharCode.apply(null,&nbsp;new&nbsp;Uint8Array(data));\r\nvar&nbsp;decodedString&nbsp;=&nbsp;decodeURIComponent(atob(encodedString));\r\nreturn&nbsp;JSON.parse(decodedString);\r\n}&nbsp;catch&nbsp;(err)&nbsp;{\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log(err);\r\nreturn&nbsp;false;\r\n}\r\n}\r\n\r\n\r\nfunction&nbsp;String2Base64&nbsp;()&nbsp;{&nbsp;\/\/&nbsp;\u7528\u4e8e\u8ba2\u9605\u7684\u53c2\u6570\uff0c\u89c6\u5177\u4f53\u60c5\u51b5\u800c\u5b9a\r\nvar&nbsp;packet&nbsp;=&nbsp;{};\r\n&nbsp;&nbsp;packet[\"cmd\"]&nbsp;=&nbsp;\"subscribe\";\r\n&nbsp;&nbsp;packet[\"reqNo\"]&nbsp;=&nbsp;\"\"&nbsp;+&nbsp;new&nbsp;Date().getTime();\r\n&nbsp;&nbsp;packet[\"params\"]&nbsp;=&nbsp;{token:&nbsp;token,&nbsp;channelId:&nbsp;'xcx',&nbsp;columnIds:&nbsp;\"1\"};\r\nreturn&nbsp;stringToUint(JSON.stringify(packet))\r\n}\r\n\r\nfunction&nbsp;stringToUint&nbsp;(string)&nbsp;{\r\nvar&nbsp;string&nbsp;=&nbsp;base64_encode(encodeURIComponent(string)),\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;charList&nbsp;=&nbsp;string.split(''),\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;uintArray&nbsp;=&nbsp;[];\r\nfor&nbsp;(var&nbsp;i&nbsp;=&nbsp;0;&nbsp;i&nbsp;&amp;gt;&nbsp;2);\r\nstring&nbsp;+=&nbsp;base64EncodeChars.charAt((c1&nbsp;&amp;amp;&nbsp;0x3)&nbsp;&amp;gt;&nbsp;2);\r\nstring&nbsp;+=&nbsp;base64EncodeChars.charAt(((c1&nbsp;&amp;amp;&nbsp;0x3)&nbsp;&amp;gt;&nbsp;4));\r\nstring&nbsp;+=&nbsp;base64EncodeChars.charAt((c2&nbsp;&amp;amp;&nbsp;0xF)&nbsp;&amp;gt;&nbsp;2);\r\nstring&nbsp;+=&nbsp;base64EncodeChars.charAt(((c1&nbsp;&amp;amp;&nbsp;0x3)&nbsp;&amp;gt;&nbsp;4));\r\nstring&nbsp;+=&nbsp;base64EncodeChars.charAt(((c2&nbsp;&amp;amp;&nbsp;0xF)&nbsp;&amp;gt;&nbsp;6));\r\nstring&nbsp;+=&nbsp;base64EncodeChars.charAt(c3&nbsp;&amp;amp;&nbsp;0x3F)\r\n}\r\nreturn&nbsp;string\r\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>2\u3001index.js<\/p>\n<pre>let&nbsp;openSocket&nbsp;=&nbsp;require('..\/..\/config\/socket.js');\r\nconst&nbsp;app&nbsp;=&nbsp;getApp();\r\ndata:&nbsp;{\r\n&nbsp;&nbsp;motto:&nbsp;'Hello&nbsp;World',\r\n&nbsp;&nbsp;articleData:&nbsp;[]\r\n},\r\nonLoad:&nbsp;function&nbsp;()&nbsp;{\r\nlet&nbsp;that&nbsp;=&nbsp;this;\r\n&nbsp;&nbsp;openSocket.connect(function&nbsp;(data)&nbsp;{&nbsp;\/\/&nbsp;WebSocket\u521d\u59cb\u5316\u8fde\u63a5\r\nlet&nbsp;result&nbsp;=&nbsp;data.data\r\nif&nbsp;(result)&nbsp;{\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;that.setData({articleData:&nbsp;[result].concat(that.data.articleData)})&nbsp;\/\/&nbsp;\u5c06\u83b7\u5f97\u7684socket\u63a8\u9001\u6d88\u606f\u62fc\u63a5\u5230\u5f53\u524d\u6587\u7ae0\u5217\u8868\u7684\u6700\u524d\u9762\r\n}\r\n});\r\nif&nbsp;(app.globalData.socketConnectFail)&nbsp;{&nbsp;\/\/&nbsp;WebSocket\u65ad\u7ebf\u91cd\u8fde\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;setInterval(()&nbsp;=&amp;gt;&nbsp;{\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;openSocket.connect(function&nbsp;(data)&nbsp;{\r\nlet&nbsp;result&nbsp;=&nbsp;data.data\r\nif&nbsp;(result)&nbsp;{\r\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;that.setData({articleData:&nbsp;[result].concat(that.data.articleData)})\r\n}\r\n});\r\n},&nbsp;1000)\r\n}\r\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<pre>3\u3001app.js\r\nglobalData:&nbsp;{&nbsp;&nbsp;socketConnectFail:&nbsp;false}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u76f8\u5173\u63a8\u8350\uff1a<\/p>\n<\/p>\n<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u539f\u751fWebSokcet\u5b9e\u73b0\u65ad\u7ebf\u91cd\u8fde\u53ca\u6570\u636e\u62fc\u63a5\u5b9e\u73b0\u65b9\u6cd5\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>websocket protocol \u662fhtml5\u4e00\u79cd\u65b0\u7684\u534f\u8bae\u3002\u5b83\u5b9e\u73b0\u4e86\u6d4f\u89c8\u5668\u4e0e\u670d\u52a1\u5668\u5168\u53cc\u5de5\u901a\u4fe1(full-duplex)\u3002\u672c\u6587\u4e3b\u8981\u548c\u5927\u5bb6\u5206\u4eab\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4f7f\u7528\u539f\u751fwebsokcet\u5b9e\u73b0\u65ad\u7ebf\u91cd\u8fde\u53ca\u6570\u636e\u62fc\u63a5\uff0c\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\u3002 \u4e00\u3001\u8bf4\u660e 1.\u5c0f\u7a0b\u5e8f\u539f\u751f\u7684WebSokcet\u6ca1\u6709\u65ad\u7ebf\u91cd\u8fde\u673a\u5236\uff0c\u8fd9\u4e2a\u662f\u4ed6\u7684\u4e0d\u8db3\u4e4b\u5904\u3002 2.\u5c0f\u7a0b\u5e8f\u65b0\u7684\u7248\u672c\u5e93\u5df2\u7ecf\u652f\u6301\u5b58\u5728\u591a\u4e2a WebSokcet \u8fde\u63a5\u3002 \u5b98\u65b9\u8bf4\u660e\uff1a\u57fa\u7840\u5e93 1.7.0 \u4e4b\u524d\uff0c\u4e00\u4e2a\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u540c\u65f6\u53ea\u80fd\u6709\u4e00\u4e2a WebSocket \u8fde\u63a5\uff0c\u5982\u679c\u5f53\u524d\u5df2\u5b58\u5728\u4e00\u4e2a WebSocket \u8fde\u63a5\uff0c\u4f1a\u81ea\u52a8\u5173\u95ed\u8be5\u8fde\u63a5\uff0c\u5e76\u91cd\u65b0\u521b\u5efa\u4e00\u4e2a WebSocket \u8fde\u63a5\u3002\u57fa\u7840\u5e93\u7248\u672c 1.7.0 \u53ca\u4ee5\u540e\uff0c\u652f\u6301\u5b58\u5728\u591a\u4e2a WebSokcet \u8fde\u63a5\uff0c\u6bcf\u6b21\u6210\u529f\u8c03\u7528 wx.connectSocket \u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684 SocketTask\u3002 \u5b98\u65b9\u6587\u6863\u5730\u5740\uff1ahttps:\/\/mp.weixin.qq.com\/debug\/wxadoc\/dev\/api\/network-socket.html#wxclosesocket \u4e8c\u3001\u5b9e\u9645\u4f8b\u5b50\uff1a \u9996\u5148\u4f60\u9700\u8981socket\u5730\u5740url: let url = &#8216;wss:\/\/http:\/\/xxx.xxx.com\/?xxx=xxx&#8217; \u6ce8\u610f\uff1a1.\u5c0f\u7a0b\u5e8f\u7ba1\u7406\u540e\u53f0\u6dfb\u52a0socket\u57df\u540d\u7684\u65f6\u5019\u4e0d\u80fd\u51fa\u73b0\u7aef\u53e3\uff1b2.\u5982\u679c\u4f7f\u7528\u4e86appID\uff0c\u534f\u8bae\u5fc5\u987b\u662f wss\uff1b3.socket\u670d\u52a1\u7aef\u6620\u5c04\u7684\u7aef\u53e3\u4ec5\u652f\u6301 80 \u548c 443\uff0c\u548c\u516c\u4f17\u53f7\u4e00\u4e2a\u5c3f\u6027\u3002 \u63a5\u4e0b\u6765\u653e\u4f8b\u5b50\uff1a 1\u3001socket.js const&nbsp;app&nbsp;=&nbsp;getApp(); let&nbsp;url&nbsp;=&nbsp;&#8216;wss:\/\/xxx.xxx.com\/?xxx=xxx&#8217; export&nbsp;const&nbsp;connect&nbsp;=&nbsp;function&nbsp;(cb)&nbsp;{&nbsp;\/\/&nbsp;\u5b9a\u4e49\u4e00\u4e2a\u65b9\u6cd5 &nbsp;&nbsp;wx.connectSocket({&nbsp;\/\/&nbsp;\u521b\u5efa\u4e00\u4e2a&nbsp;WebSocket&nbsp;\u8fde\u63a5 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;url:&nbsp;url, &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fail&nbsp;(err)&nbsp;{ if&nbsp;(err)&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log(&#8216;%cWebSocket\u8fde\u63a5\u5931\u8d25&#8217;,&nbsp;&#8216;color:red&#8217;,&nbsp;err) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;app.globalData.socketConnectFail&nbsp;=&nbsp;true&nbsp;\/\/&nbsp;\u5b9a\u4e49\u4e00\u4e2a\u5168\u5c40\u53d8\u91cf\uff0c\u5f53\u94fe\u63a5\u5931\u8d25\u65f6\u6539\u53d8\u53d8\u91cf\u7684\u503c } } }) &nbsp;&nbsp;wx.onSocketOpen(function&nbsp;(res)&nbsp;{&nbsp;\/\/&nbsp;\u76d1\u542cWebSocket\u8fde\u63a5\u6253\u5f00\u4e8b\u4ef6\u3002 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log(&#8216;WebSocket\u6253\u5f00\u6210\u529f&#8217;); &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.sendSocketMessage({&nbsp;\/\/&nbsp;\u901a\u8fc7&nbsp;WebSocket&nbsp;\u8fde\u63a5\u53d1\u9001\u6570\u636e\uff0c\u9700\u8981\u5148&nbsp;wx.connectSocket\uff0c\u5e76\u5728&nbsp;wx.onSocketOpen&nbsp;\u56de\u8c03\u4e4b\u540e\u624d\u80fd\u53d1\u9001\u3002 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;data:&nbsp;String2Base64(),&nbsp;\/\/&nbsp;\u7528\u4e8e\u8ba2\u9605\u7684\u53c2\u6570\uff0c\u89c6\u5177\u4f53\u60c5\u51b5\u800c\u5b9a &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success&nbsp;(data)&nbsp;{ 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