/ SDKs / JavaScript

SDKs

Overview
- Getting started
- Send first message
- Environment-specific implementation
- User
- Overview
- - Retrieving and updating user information
  - Retrieve the online status of a user
  - Update user profile
  - Retrieve the latest information on participants
- - Managing user metadata
  - Manage user metadata
- Channel
- Overview
- - Creating a channel
  - Create a channel
- - Managing operators
  - Register and remove operators
- - Joining and leaving a channel
  - Enter and exit an open channel
  - Join and leave a group channel
- - Retrieving channels
  - Retrieve a list of channels
  - Retrieve a channel by URL
- - Inviting users to a group channel
  - Invite users as members
  - Accept or decline an invitation
- - Categorizing channels
  - Categorize channels by custom type
- - Moderating a channel
  - Freeze and unfreeze a channel
- - Managing channel metadata
  - Manage channel metadata
- - Managing channel metacounters
  - Manage channel metacounters
- Message
- Overview
- - Receiving messages through event handler
  - Receive messages in an open channel
  - Receive messages in a group channel
- - Using message threading
  - Create a message thread
  - List replies in a message thread
- - Retrieving messages
  - Retrieve a list of messages
  - Retrieve a message
- - Searching messages in a group channel
  - Search messages by a keyword
- - Managing scheduled messages in group channel
  - Create a scheduled message
  - Retrieve a scheduled message
  - Update a scheduled message
  - Cancel a scheduled message
  - Send a scheduled message immediately
  - List all scheduled messages
  - Retrieve the total number of scheduled messages
- - Managing pinned messages in group channels
  - Pin a message
  - Unpin a message
  - List pinned messages
- - Listing changelogs
  - List changelogs of messages
- - Managing read status in a group channel
  - Mark messages as read
  - Mark messages as unread
  - Get read status of a message
- - Marking messages as delivered in a group channel
  - Mark messages as delivered
- - Mentioning other users in a message
  - Mention other users in a message
- - Retrieving unread counts in a group channel
  - Unread messages in a channel
  - Unread messages in all channels
  - Unread channels
  - Members who haven't received a message
  - Members who haven't read a message
  - Unread items
- - Categorizing messages
  - Categorize messages by custom type
- - Adding extra data to a message
  - Add extra data to a message
- - Translating messages
  - Auto-translate messages
  - Translate messages on-demand
  - Translation engine
- Application
- Overview
- - Authenticating a user
  - Authentication
- - Understanding rate limits
  - Rate limits
- Event handler
- Overview
- - Managing channel event handlers
  - Add or remove a channel event handler
- - Managing connection event handlers
  - Add or remove a connection event handler
- - Managing user event handlers
  - Add or remove a user event handler
- Push notifications
- Overview
- - Configuring preferences
  - Set up push notifications
  - Push notification preferences
  - Push notification content templates
  - Push notification translation
- Report
- Overview
- - Creating a report
  - Report a message, user, or channel
- Local caching
- Overview
- - Using group channel collection
  - Group channel collection
- - Using message collection
  - Message collection
Migrating to Sendbird
- Migration guide
- Migration guide
- Collection migration guide
Deprecated
Error codes
Logger

Chat SDKs JavaScript v4

Chat SDKs JavaScript

Chat SDKs

JavaScript

Version 4

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Retrieve a message

You can retrieve a specific message in an open or group channel by creating and passing the MessageRetrievalParams object to the getMessage() method as a parameter.

JavaScriptTypeScript

// const sb = SendbirdChat.init(...); // For Sendbird Chat SDK initialization details, refer to:
// https://sendbird.com/docs/chat/sdk/v4/javascript/getting-started/send-first-message#2-get-started-3-step-2-initialize-sendbird-chat-sdk

const params = {
    messageId: MESSAGE_ID,
    channelType: CHANNEL_TYPE,
    channelUrl: CHANNEL_URL,
};
// ...
const message = await sb.message.getMessage(params);

List of parameters

Parameter name	Type	Description
messageId	long	Specifies the unique ID of the message.
channelType	string	Specifies the type of the channel.
channelUrl	string	Specifies the URL of the channel.

Retrieve the last message of a group channel

You can retrieve and view the last message sent in a group channel.

JavaScriptTypeScript

const lastMessage = groupChannel.lastMessage;

Depending on the type of message, cast BaseMessage to UserMessage, FileMessage, or AdminMessage to access the properties you need.

On this page

Retrieve the last message of a group channel

Sample app