Lightning Web Components:Validity Attribute and Handling UI Errors in LWC

In this video we will discuss :

1. Why do we validate user input:
   Better to Validate at client side to avoid server trip.
   To Check for required fields.
   To check for correct format of user input.
   To avoid exceptions at back end during server calls.

2. How can we validate User Input in LWC:
      Standard Validity Attribute
      Custom validity

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