How can I validate user input in JavaScript?
An example of an AI chatbot conversation about validating user input in JavaScript.
How can I validate user input in JavaScript?
You can validate user input in JavaScript using various methods like regular expressions, built-in functions, or libraries.
Can you give me an example of using regular expressions for validation?
Sure! For example, to validate an email address, you can use this regex: /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/.
What about validating a password? What criteria should I use?
A strong password should include at least 8 characters, a mix of uppercase and lowercase letters, numbers, and special characters.
How can I provide feedback to users if their input is invalid?
You can display error messages next to the input fields or use alerts to inform users about the validation errors.
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