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Lifecycle Hooks – ConnectedCallback

Nirav Asodariya 27/12/2025   LWC

The purpose of the connectedCallback() lifecycle hook is to run logic when a Lightning Web Component is inserted into the DOM. It is commonly used to initialize data, call Apex methods, set up event listeners, and perform tasks that require the component to be connected to the page. Using connectedCallback() ensures that setup logic runs at the correct stage of the component lifecycle.