Negate

Input

value

Negate value

transformation:

negate

Negate (flip the sign of) a number

source:value

Output

value
5
-5
0
100
-42
0.5

* Sample inputs run locally in your browser using the same operation logic as Fontana Flow.
Results are illustrative, not connected to a workflow.

Negate (flip the sign of) a number.

Parameters

This operation has no configurable parameters.

Field selection

• source — Field whose values this operation reads. Use a single field name, a comma-separated list of plain field paths (cash_flow_type, currency) from the multi-select UI, or a regex via Pattern mode. Omit to apply to all fields on the row.
• target — Optional output field. When omitted, the source field is updated in place. Hidden when more than one named source field is selected.

JSON Configuration

{
  "id": "op-negate",
  "type": "transformation",
  "action": "negate",
  "params": {},
  "testInputs": [
    "-5",
    "5",
    "0",
    "-100",
    "42",
    "-0.5"
  ]
}