The SVG Document.doctype property returns the doctype of the document.
Syntax:
doctype = document.doctype
Return value: This property returns the doctype of the document.
Example:
<!DOCTYPE html>
<html>
<body>
<svg width="350" height="500"
xmlns="http://www.w3.org/2000/svg">
<script>
console.log(document.doctype)
</script>
</svg>
</body>
</html>
Output: