Request

To update one or more specific attributes of a Variable please make a PATCH request to the following URL:

HTTP Method	URL
PATCH	`https://industrial.api.ubidots.com/api/v2.0/variables/<variable_id>/`

To update one or more specific attributes of a Variable in a Device please make a PATCH request to the following URL:

HTTP Method	URL
PATCH	`https://industrial.api.ubidots.com/api/v2.0/devices/<device_key>/variables/<variable_key>`

Path Parameters

Parameter	Type	Description
variable\_id	String	The ID of the Variable

Query Parameters

Parameter	Type	Use	Description
token	String	Authentication	Authentication Token can optionally be sent as a query parameter.

Body Parameters

Parameter	Type	Required?	Description
label	String	No	The API label of Variable
name	String	No	Name of the Variable
description	String	No	Description of Variable
tags	String Array	No	Variable tags
properties	Object	No	Variable properties
icon	String	No	Icon of Variable
unit	String	No	Unit of Variable.
syntheticExpression	String	No	Synthetic Expression of Variable

Header

Parameter	Required?	Description
X-Auth-Token	Yes	Authorization Token of account

$ curl -X PATCH 'https://industrial.api.ubidots.com/api/v2.0/variables/<variable_id>' \
 -H 'Content-Type: application/json' \
 -H 'X-Auth-Token: oaXBo6ODhIjPsusNRPUGIK4d72bc73' \
 -d '{
    "label": "variable2",
    "name": "Variable 2",
    "description": "my variable 2",
    "tags": ["blue", "yellow"],
    "properties": {},
    "icon": "trash",
    "unit": "meters"
}'

{
    "createdAt": "2019-12-18T14:38:38.354415Z",
    "syntheticExpression": "",
    "description": "my variable 2",
    "device": {
        "id": "6e309da44fc8455a9cceb5aa",
        "label": "first-device",
        "name": "First Device",
        "url": "https://industrial.api.ubidots.com/api/v2.0/devices/6e309da44fc8455a9cceb5aa"
    },
    "icon": "trash",
    "id": "5dfa39ee1a9ca53020c69391",
    "label": "variable2",
    "lastActivity": null,
    "lastValue": {},
    "name": "Variable 2",
    "properties": {},
    "tags": ["blue", "yellow"],
    "type": "raw",
    "unit": "meters",
    "url": "https://industrial.api.ubidots.com/api/v2.0/variables/5dfa39ee1a9ca53020c69391",
    "valuesUrl": "https://industrial.api.ubidots.com/api/v1.6/variables/5dfa39ee1a9ca53020c69391/values"
}

{
    "code": 400001,
    "message": "Validation Error.",
    "detail": {
        ....
    }
}

{
    "code": 401001,
    "message": "Authentication credentials were not provided.",
    "detail": "Authentication credentials were not provided."
}

Response

Returns a Variable object of the updated Variable.