How can I implement error handling and validation in my application?

How can I implement error handling and validation in my application?

You can start by defining the types of errors you want to handle, such as user input errors or system errors.

What are some common validation techniques I should use?

Common techniques include checking for required fields, data type validation, and using regex for format validation.

How do I handle errors gracefully in the user interface?

You can display user-friendly error messages and highlight the fields that need correction without losing user input.

Can you give me an example of error handling in JavaScript?

Sure! You can use try-catch blocks to handle exceptions and provide fallback options for users.