Component image 
Nullable Member Editor component as seen in the Scene Inspector

The Nullable Member Editor component is commonly used in Ref Hacking and is used to modify nullable values.
Please look into Flux or component alternatives other than this component to edit nullables.
Fields
Name | Type | Description |
---|---|---|
persistent
|
Bool | Determines whether or not this item will be saved to the server. |
UpdateOrder
|
Int | Controls the order in which this component is updated. |
Enabled
|
Bool | Controls whether or not this component is enabled. Some components stop their functionality when this field is disabled, but some don't. |
Continuous
|
Bool | Whether changes should instantly update a target value. |
_path
|
String | The sub element to edit via C# reflection. |
_target
|
direct RelayRef`1<IField> | The value to be modifying. |
NullableBaseType
|
direct SyncType | The type of the value stored within the nullable (for "Nullable<Float>" aka "Float?" This is "Float") |
_checkBox
|
Checkbox | Whether the nullable has a value. |
_stateDrive
|
field drive of Bool | The field to drive with whether or not the nullable has a value. |
_button
|
Button | The button for editing the nullable. |
Usage
Used in Ref Hacking. Don't use for your creations or they will break at any time.