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<XMLWriter::writeDtdElementXMLWriter::writeElement>
^XMLWriterLast updated: Mon, 26 Oct 2026

XMLWriter::writeDtdEntity

xmlwriter_write_dtd_entity

(PHP 5 >= 5.2.1, PHP 7, PHP 8, PECL xmlwriter >= 0.1.0)

XMLWriter::writeDtdEntity -- xmlwriter_write_dtd_entity — Write full DTD Entity tag

Description

Object-oriented style

public function XMLWriter::writeDtdEntity(
    string $name,
    string $content,
    bool $isParam = false,
    ?string $publicId = null,
    ?string $systemId = null,
    ?string $notationData = null
): bool

Procedural style

function xmlwriter_write_dtd_entity(
    XMLWriter $writer,
    string $name,
    string $content,
    bool $isParam = false,
    ?string $publicId = null,
    ?string $systemId = null,
    ?string $notationData = null
): bool

Writes a full DTD entity.

Parameters

writer

Only for procedural calls. The XMLWriter instance that is being modified. This object is returned from a call to xmlwriter_open_uri() or xmlwriter_open_memory().

name

The name of the entity.

content

The content of the entity.

Return Values

Returns true on success or false on failure.

Changelog

Version Description
8.0.0 writer expects an XMLWriter instance now; previously, a resource was expected.
8.0.0 publicId, systemId and notationData are nullable now.

See Also


<XMLWriter::writeDtdElementXMLWriter::writeElement>
^XMLWriterLast updated: Mon, 26 Oct 2026