Anyone know how to work with commas and apostrophes coming in as input from a form, and inserting this data into a record using SQL in ASP? If the user enters data with an apostrophe into a text ...

As Brien demonstrates, string validation is not the only type of input validation that PowerShell can perform.

Select-String is a cmdlet that is used to search text & the patterns in input strings & files. It is similar to grep on Linux & FINDSTR on Windows 11/10.

Enter a string of lower case characters on the command line when prompted, and press the "Enter" key. The command line output displays the characters typed as input in uppercase format.

After you explore data types and variables, take a look at strings, input, testing, and formatting. From there, learn about arguments and parameters, along with conditionals and nested conditionals.