Subscribe, Unsubscribe MessageChannel in LWC, Aura and Visualforce Page in Salesforce
GitHub Source Code:https://github.com/magulan/Salesforce-Message-ChannelSampleChannel.messageChannel-meta.xml:<?xml version="1.0" encoding="UTF-8"?><LightningMessageChannel xmlns="http://soap.sforce.com/2006/04/metadata"> <masterLabel>SampleChannel</masterLabel> <isExposed>true</isExposed> <description>This is a sample Lightning Message Channel.</description> <lightningMessageFields> <fieldName>variable1</fieldName> <description>Variable 1</description> </lightningMessageFields> <lightningMessageFields> <fieldName>variable2</fieldName> <description>Variable 2</description> </lightningMessageFields></LightningMessageChannel>Aura:Component:<aura:component implements="flexipage:availableForAllPageTypes" access="global"> <aura:attribute type="String" ....