2. Format description

2.1 File structure

As we've seen, an SVG file is a structured document that conforms to an XML grammar. First and foremost, therefore, it must be a valid XML document and begin with a header specifying the XML version used. In this case, SVG is based on version 1.0. A file must therefore begin with a header that looks like :

The second attribute (standalone) specifies whether the XML document that follows is a separate XML file (the most general use in the case of SVG) or an XML fragment included in another document.

All the elements in an SVG file are described using XML tags. Each tag must be open: , then closed: ; or open...