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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

  • params.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.
  • params.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",
  "kind": "transformation:negate",
  "params": {}
}