I came across this System Definition > Validation Scripts. I want to know how these validation scripts can be used in my incident module time validations.
The validation script is useful when you want to validate the value in some specific data type fields.It impacts globally. For example you have a date field and you want that user should input only date value in this field for all date data types.THe you can write one validation script that will work for all date type field in all tables in servicenow. see the below link that can help you to understand it better.
