2 ms·
it can be, but because it started as an SGML language (and nowadays who knows what it is) it allows ambiguous structures, plus it doesn't support arbitrary tags
by pas 1y ago
it can be, but because it started as an SGML language (and nowadays who knows what it is) it allows ambiguous structures, plus it doesn't support arbitrary tags, whereas in XML the structure is strict but the tag schema is completely free.