What is input validation and why is it important?
Input validation is the process of verifying that user input is correct and safe. It's crucial to prevent errors and security vulnerabilities.
Can you give me some examples of input validation techniques?
Sure! Common techniques include checking data types, using regular expressions, and setting length limits on inputs.
What are the consequences of not validating input?
Not validating input can lead to issues like data corruption, application crashes, and security risks such as SQL injection.
How can I implement input validation in my web application?
You can implement input validation using client-side JavaScript for immediate feedback and server-side validation for security.
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