subscribe(filter, messageHandler, id, contextName)

Updated on July 20, 2021

Subscribes to the messaging service and forwards messages to subscribers based on a specified filter criteria.

Returns

The user-assigned or auto-generated subscription ID as a string.

Name	Type	Description	Required
filter	object	The object containing the filter criteria.	✅
messageHandler	function	The callback function that needs to be invoked.	✅
id	string	The user-assigned or auto-generated unique identifier of the subscriber to whom the messages can be forwarded.	❌
contextName	string	The name of the context where the API is being called.	❌

In this example, the API subscribes to the messaging service and forwards the messages to subscribers based on the specified filter criteria.

Example usage - PCore.getMessagingServiceManager().subscribe({matcher: "interaction"}, message => {
 // Perform message execution here
}));

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