(PHP 5 >= 5.1.2, PHP 7, PECL xmlwriter >= 0.1.0)
XMLWriter::writeDtd -- xmlwriter_write_dtd — Write full DTD tag
Object oriented style
$name
   [, string $publicId
   [, string $systemId
   [, string $subset
  ]]] ) : boolProcedural style
$xmlwriter
   , string $name
   [, string $publicId
   [, string $systemId
   [, string $subset
  ]]] ) : boolWrites a full DTD.
xmlwriterOnly for procedural calls. The XMLWriter resource that is being modified. This resource comes from a call to xmlwriter_open_uri() or xmlwriter_open_memory().
nameThe DTD name.
publicIdThe external subset public identifier.
systemIdThe external subset system identifier.
subsetThe content of the DTD.
   Returns TRUE on success or FALSE on failure.