> For the complete documentation index, see [llms.txt](https://sparkar-community.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sparkar-community.gitbook.io/docs/reactivemodule/isignal.md).

# ISignal

The `ISignal` interface. The base class for `ScalarSignal`, `PointSignal`, `VectorSignal`, `BooleanSignal`, and `StringSignal`

## Properties

This module exposes no properties.

## Methods

| Method    | Description                                                                                                                                                                                                                                                                                  |
| --------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `valueOf` | <p><code>valueOf(): void</code></p><p>Throws an error. Signals are not supposed to be implicitly converted to scalar values.</p><p><strong>See also</strong>: <code>ScalarSignal.add</code>, <code>ScalarSignal.sub</code>, <code>ScalarSignal.mul</code>, <code>ScalarSignal.div</code></p> |