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The Document Type Definition (DTD) acts as a blueprint for structuring and validating XML documents. DTD editing involves defining elements and their attributes, specifying content models that dictate how elements nest within each other, and setting constraints on data types to ensure information adheres to a specific format. DTD editing tools typically offer visual or code-based editing options, allowing developers to tailor the DTD to precisely define the allowable structure and content of their XML data.
Several structured document tools offer DTD Editing including:
For an in-depth analysis of features and price, visit our structured document tools comparison.