With the extensive use of internet and cloud applications, JSON and XML are becoming more important in terms of data transfer between applications. Using JSON and XML also increases the number of data-related issues, unless the data is validated.

Schema validation can be used to validate an XML file, which will help us to identify whether XML is inline with data types defined. However, to validate the actual data, you may still be using the methods we discussed in this chapter. Visual Studio helps you to create a schema file. The Xsd.exe <XML file> command will create a schema file. Here is an example XML file.

This XML file has a Students root element, in which information is held in relation to multiple students. Each student element has child elements that hold values including FirstName, LastName, School, and DOB:

<?xml version="1.0" encoding...