Validate xml dtd file

Viewed 3k times. Generic; using System. Linq; using System. Text; using System. Tasks; using System. Xml; using System. AppendLine args. Create "file. WriteLine "Document is not valid!

WriteLine "Document is valid! Sardothien Sardothien 85 1 1 gold badge 2 2 silver badges 8 8 bronze badges. WriteLine "Problem is not clear! Add a comment. Active Oldest Votes. Martin Honnen Martin Honnen k 6 6 gold badges 80 80 silver badges 97 97 bronze badges. Thank you so much, Martin but it still prints only "Document is valid" always. Sardothien, you also need to parse through the XML. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

Feedback will be sent to Microsoft: By pressing the submit button, your feedback will be used to improve Microsoft products and services. Privacy policy. Also describes how to optimize validation by caching schemas. Extensible Markup Language XML documents contain elements and attributes, and provide a flexible and powerful way to exchange data between applications and organizations.

You will then learn how to use the XmlValidatingReader class to validate an XML document against the specified grammar. You will also learn how to use the XmlSchemaCollection class to cache schemas in memory as a way to optimize XML validation. The following list outlines the recommended hardware, software, network infrastructure, and service packs that you need: Microsoft Visual Basic or Microsoft Visual Basic.

Save the file as Product. In Visual Studio or in Visual Studio. Reopen Product. Visual Studio or Visual Studio. NET displays a new file named Module1. At the beginning of this file, add two Imports statements, as follows:. The reason is that XML software should be small, fast, and compatible.

Try to syntax-check correct XML :. Try to syntax-check incorrect XML :. Try to syntax-check your own XML :. A "valid" XML document must be well formed. In addition, it must conform to a document type definition.