node red 中javascript遍历json 从该数组中提取对象用于 tts 小爱...

敬轩

在Node-RED中，您可以使用Function节点来编写自定义JavaScript函数以处理传入的数据。一个JSON对象和一个数组，想要从该数组中提取诗句。

上图两种都没成功提取出来，求教大佬指教

DDDear

把Json转换成字符串，再去读取调用payload.data.origin.content，做TTS的话，每句话的双引号应该不影响

lqf1206

学到了

敬轩

DDDear 发表于 2023-9-7 08:36
把Json转换成字符串，再去读取调用payload.data.origin.content，做TTS的话，每句话的双引号应该不影响

[{"id":"96b65df3837820d9","type":"function","z":"51be17f36b61d565","name":"获取日期和时间","func":"      let date = new Date();\n      let year = date.getFullYear();\n      let month = date.getMonth() + 1;\n      let day = date.getDate();\n      let hour = date.getHours();\n      let minute = date.getMinutes();\n      let second = date.getSeconds();\nmonth = month >= 10 ? month : "0" + month;\nday = day >= 10 ? day : "0" + day;\nhour = hour >= 10 ? hour : "0" + hour;\nminute = minute >= 10 ? minute : "0" + minute;\nsecond = second >= 10 ? second : "0" + second;\nmsg.payloadtime =year + '年' + month + '月' + day + '日' + hour+'点'+minute+'分';\n      \n\nreturn msg;\n// + "\\r"","outputs":1,"noerr":0,"initialize":"","finalize":"","libs":[],"x":640,"y":1840,"wires":[["3d5a19f88a4602ef"]]},{"id":"114a951a94be258f","type":"change","z":"51be17f36b61d565","name":"提取参数","rules":[{"t":"set","p":"payload1","pt":"msg","to":"payload.data.content","tot":"jsonata"},{"t":"set","p":"payload2","pt":"msg","to":"payload.data.origin.title","tot":"jsonata"},{"t":"set","p":"payload3","pt":"msg","to":"payload.data.origin.dynasty","tot":"jsonata"},{"t":"set","p":"payload4","pt":"msg","to":"payload.data.origin.author","tot":"jsonata"},{"t":"set","p":"payload5","pt":"msg","to":"payload.data.origin.content","tot":"jsonata"}],"action":"","property":"","from":"","to":"","reg":false,"x":460,"y":1840,"wires":[["96b65df3837820d9"]]},{"id":"9b926b570c587655","type":"json","z":"51be17f36b61d565","name":"","property":"payload.data.origin.content","action":"","pretty":false,"x":330,"y":1840,"wires":[["114a951a94be258f"]]},{"id":"ea0c55272a72b2f9","type":"http request","z":"51be17f36b61d565","name":"古诗请求","method":"GET","ret":"obj","paytoqs":"ignore","url":"https://v2.jinrishici.com/sentence","tls":"","persist":false,"proxy":"","insecureHTTPParser":false,"authType":"","senderr":false,"headers":[{"keyType":"other","keyValue":"Cookie","valueType":"other","valueValue":"X-User-Token=修改为上面网址在浏览器中运行查看"}],"x":200,"y":1840,"wires":[["9b926b570c587655"]]},{"id":"f98114d148b3cfce","type":"inject","z":"51be17f36b61d565","name":"","props":[{"p":"payload"},{"p":"topic","vt":"str"}],"repeat":"","crontab":"","once":false,"onceDelay":0.1,"topic":"","payload":"","payloadType":"date","x":70,"y":1840,"wires":[["ea0c55272a72b2f9"]]},{"id":"36c40415fd9fa9ec","type":"debug","z":"51be17f36b61d565","name":"debug 254","active":true,"tosidebar":true,"console":false,"tostatus":false,"complete":"false","statusVal":"","statusType":"auto","x":1010,"y":1820,"wires":[]},{"id":"3ddba62598bf57ea","type":"xiaoai-tts","z":"51be17f36b61d565","name":"","xiaoai":"","tts":"","device":"","x":990,"y":1880,"wires":[[],[]]},{"id":"3d5a19f88a4602ef","type":"function","z":"51be17f36b61d565","name":"播报内容","func":"var str1 = msg.payload1\nvar str2 = msg.payload2\nvar str3 = msg.payload3\nvar str4 = msg.payload4\nvar str5 = msg.payload5\nvar str6 = msg.payload6\nvar str7 = msg.payload7\nvar time = msg.payloadtime;\n\n\nmsg.payload = msg.payload = "早上好，现在是" + time + "   古诗经典句是   " + str1 + "   句子题目是  " + str2 + "    作者朝代是    " + str3 + "     古诗作者   " + str4 + "     完整诗句朗诵     " + str5 \nreturn msg;\n","outputs":1,"noerr":0,"initialize":"","finalize":"","libs":[],"x":800,"y":1840,"wires":[["36c40415fd9fa9ec","3ddba62598bf57ea"]]}]

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谢谢