What is a Document Type Declaration ? This attaches a DTD to an XML file. This is not the same as DTD. The <!DOCTYPE> declaration points to the external DTD file, but it can also contain DTD within. <!DOCTYPE customer SYSTEM "cus_schema.dtd">
This attaches a DTD to an XML file. This is not the same as DTD. The <!DOCTYPE> declaration points to the external DTD file, but it can also contain DTD within.
<!DOCTYPE customer SYSTEM "cus_schema.dtd">