Execute Function

Execute a NEXUS function.

HTTP Request

POST /icweb.dll/function/{functionName}/?format={format}

URI Parameters

Name In Required Type Description
functionName | functionKey Path Yes String | Integer Specify the function name or function key to be executed .
format Path No String Possible values are value or png. value is the default if omitted, and ensures the result of the function is returned. If png is specified then the result will be a png containing the function preview with results.

Request Body

This contains parameters and their values to use to execute the function. For simplicity, you should only include fields that have a value other than null.

Name Type Description Optional Default
{parameterName} Any Should contain the new value for the specified field, see FunctionParameter. Yes You can omit a parameter if the value is null.

Responses

Name Type Description
200 OK FunctionResult OK
200 OK image/png An image containing the function layout with results
401 Not authorised An attempt was made to access a function when you do not have permissions.

FunctionResult

The Function result, contains the result of the function execution, or if an error occurred the message.

Name Type Description Optional
state string State of the function call, ok or error. No
value Any If state is ok then this will hold the result of the function execution. Yes
message String If state is error then this will contain the error message returned from the function. Yes

Example

Request

POST /icweb.dll/function/Compare A = B/

{
        "A": 5,
        "B": 3.4
}

Response

{
        "state": "ok",
        "value": false
}

Request

POST /icweb.dll/function/Compare A = B/?format=png
{
        "A": true
        "B": 4
}

Response

_images/rest_function_example.png