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What are some examples of custom validation logic?

An example of an AI chatbot conversation about custom validation logic in programming.

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You

What are some examples of custom validation logic?

MagicBuddy
MagicBuddy

Custom validation logic refers to rules you create to ensure data integrity. For example, validating an email format.

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You

Can you give me a specific code example?

MagicBuddy
MagicBuddy

Sure! In JavaScript, you might use a regex to validate an email: const isValidEmail = (email) => /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/.test(email);.

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You

What about validation in a form submission?

MagicBuddy
MagicBuddy

For form submissions, you can check if fields are empty or if they meet certain criteria before allowing submission.

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You

Are there libraries that can help with this?

MagicBuddy
MagicBuddy

Yes, libraries like Joi or Yup in JavaScript can help you define and manage complex validation schemas easily.

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