Goals of Input Validation Input validation is performed to ensure only properly formed data is entering the workflow in an information system, preventing malformed data from persisting in the database ...

User input is an essential part of many applications, but it can also be a source of security vulnerabilities if not properly handled. This project provides a simple implementation of input validation ...

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 used ...

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 would ...

This example makes use of a pre-test conditional loop (While loop) and will check that a score entered by the user is between 1 and 99 inclusive. A pre-test loop checks the conditions before the code ...