C validating textbox input

Posted by / 28-Oct-2020 15:48

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XML was developed by an XML Working Group (originally known as the SGML Editorial Review Board) formed under the auspices of the World Wide Web Consortium (W3C) in 1996.

It is a stable document and may be used as reference material or cited from another document.

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XML has been designed for ease of implementation and for interoperability with both SGML and HTML.

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