What are some examples of input validation?
Input validation is crucial for ensuring data integrity. Examples include checking for valid email formats, ensuring passwords meet complexity requirements, and verifying that numeric inputs fall within a specified range.
Can you explain how to validate an email address?
To validate an email address, you can use regular expressions to check for the correct format, ensuring it contains an '@' symbol, a domain, and a valid top-level domain.
What about validating user passwords?
For password validation, you can enforce rules such as a minimum length, inclusion of uppercase and lowercase letters, numbers, and special characters to enhance security.
Are there any libraries that can help with input validation?
Yes, there are many libraries available for input validation, such as Joi for JavaScript, Validator.js, and Formik for React applications.
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