Well-formed XML is not the same as valid XML
Separate the browser syntax result from schemas, signatures, and application rules.
ReadXML behavior explained
Formatting rules worth seeing
Three practical guides separate syntax, whitespace, and source markup so a readable result is not mistaken for broader validation.
Mixed content and whitespace in XML formatting
Why indentation is a transformation and which text XMLClear leaves untouched.
ReadNamespaces, comments, CDATA, and processing instructions
See which source constructs survive formatting and what that preservation cannot prove.
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