---
title: "MessageEventTargetEventMap | 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 MessageEventTargetEventMap

interface MessageEventTargetEventMap {  
    [message](#message): MessageEvent;  
    [messageerror](#messageerror): MessageEvent;  
}

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

-   MessageEventTargetEventMap
    -   [WorkerEventMap](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.WorkerEventMap/)

##### Index

### Properties[](#properties)

[message](#message) [messageerror](#messageerror)

## Properties[](#properties-1)

### message[](#message)

message: MessageEvent

### messageerror[](#messageerror)

messageerror: MessageEvent