Understanding the Lifecycle of Lightning Web Components (LWC)

suraj Guptasuraj Gupta
1 min read

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Understanding the Lifecycle of Lightning Web Components (LWC) is crucial for optimizing performance and building scalable applications! ๐Ÿš€

1. constructor().
๐Ÿ“Œ First to run!
โ†’ Initializes the component.
2. connectedCallback()
๐Ÿ“Œ "Iโ€™m alive!"
โ†’ Fires when added to the DOM.
3. render()
๐Ÿ“Œ "Let me draw this!"
โ†’ Generates the HTML template.
4. renderedCallback()
โš ๏ธ "I just updated!"
โ†’ Runs after DOM renders (avoid loops!).
5. disconnectedCallback()
๐Ÿงน "Goodbye!"
โ†’ Cleanup when removed from DOM.

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suraj Gupta
suraj Gupta