In Part 1 of this series, I showed you an example of PowerShell's native validation capabilities. In that installment, I wrote a function that accepted a text string as input. The function then ...

Furthermore, vendors such as Sun, Microsoft and others have created best practice articles and sample code for doing input validation for their servers and products.

An input validation algorithm is used to ensure that the data entered by a user is acceptable. For example, if a program were to ask for a score between 0 and 50, an input validation algorithm ...

Learn about the input validation, linear search, count occurrences, find maximum and find minimum algorithms covered within Higher Computing Science.

Of all the hats JavaScript can wear, its form-processing features are among the most sought and used. Learn how to use JavaScript for form processing, validation, and more.

Most web frameworks I've seen handle form validation using exceptions; if the form fields or the whole form don't meet the requirements, an exception is thrown and dealt with (redirect back to the ...