---
title: "OnceOptions | JavaScript maps SDK"
description: "Documentation for MapTiler SDK"
---

> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.

# Interface OnceOptions

interface OnceOptions {  
    [signal](#signal)?: AbortSignal;  
}

#### Hierarchy ([View Summary](https://docs.maptiler.com/sdk-js/api-reference/hierarchy/#Externals.EventEmitter.OnceOptions))

-   [Abortable](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.EventEmitter.Abortable/)
    -   OnceOptions

##### Index

### Properties[](#properties)

[signal?](#signal)

## Properties[](#properties-1)

### `Optional`signal[](#signal)

signal?: AbortSignal

Inherited from [Abortable](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.EventEmitter.Abortable/).[signal](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.EventEmitter.Abortable/#signal)