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# Factorio Prototype Docs Version 2.0.7

## BoolModifier :: struct - abstract

Inherits from BaseModifier
Children CharacterLogisticRequestsModifier CircuitNetworkModifier CliffDeconstructionEnabledModifier CreateGhostOnEntityDeathModifier MiningWithFluidModifier RailPlannerAllowElevatedRailsModifier RailSupportOnDeepOilOceanModifier SpacePlatformsModifier VehicleLogisticsModifier

## Properties

- default
- sorted

modifier | :: bool | The value this modifier will have upon researching.
The value this modifier will have upon researching.

Inherited from BaseModifier

icons optional | :: array[IconData] | Can't be an empty array.
Can't be an empty array.
icon optional | :: FileName | Path to the icon file. [...]
Path to the icon file. [...]
icon_size optional | :: SpriteSizeType | The size of the square icon, in pixels. [...]
The size of the square icon, in pixels. [...]
hidden optional | :: bool |

modifier | :: bool | The value this modifier will have upon researching.
The value this modifier will have upon researching.

Inherited from BaseModifier

hidden optional | :: bool |
icon optional | :: FileName | Path to the icon file. [...]
Path to the icon file. [...]
icon_size optional | :: SpriteSizeType | The size of the square icon, in pixels. [...]
The size of the square icon, in pixels. [...]
icons optional | :: array[IconData] | Can't be an empty array.
Can't be an empty array.

## Properties

### modifier :: bool

The value this modifier will have upon researching.