Write data to csv file with node red | store data to txt file with node red

Описание

Write data to csv file with node red ; store data to txt file with node red; read csv file in node red; node red store data; Read and Write Data To a File In Node-Red; Writing Sensor Data to CSV Files; Insert Data to CSV file With Node-red
#nodered #raspberrypi #storecsvdata
my node-red flows:
[
{
"id": "31dab821d0854f91",
"type": "tab",
"label": "Flow 4",
"disabled": false,
"info": "",
"env": []
},
{
"id": "a62cb3f2fa90db51",
"type": "file",
"z": "31dab821d0854f91",
"name": "",
"filename": "/home/myson/Desktop/data.csv",
"filenameType": "str",
"appendNewline": true,
"createDir": false,
"overwriteFile": "true",
"encoding": "none",
"x": 530,
"y": 160,
"wires": [
[]
]
},
{
"id": "93e9170e18bd0555",
"type": "inject",
"z": "31dab821d0854f91",
"name": "",
"props": [
{
"p": "payload"
},
{
"p": "topic",
"vt": "str"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "23",
"payloadType": "num",
"x": 90,
"y": 140,
"wires": [
[
"5a8fe602e67a4fd7"
]
]
},
{
"id": "5a8fe602e67a4fd7",
"type": "function",
"z": "31dab821d0854f91",
"name": "function 1",
"func": "var t = new Date().toLocaleString();\nmsg.data = msg.payload\nmsg.payload = { \"time\": t, \"Data\": msg.data };\nreturn msg;",
"outputs": 1,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 280,
"y": 160,
"wires": [
[
"a62cb3f2fa90db51"
]
]
}
]