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XMLWriter::startDocument

(PHP 5 >= 5.1.2, PHP 7, PHP 8, PECL xmlwriter >= 0.1.0)

XMLWriter::startDocument -- xmlwriter_start_document — Create document tag

Object-oriented style

public XMLWriter::startDocument(?string $version = "1.0", ?string $encoding = null, ?string $standalone = null): bool

Procedural style

xmlwriter_start_document(
 XMLWriter $writer,
 ?string $version = "1.0",
 ?string $encoding = null,
 ?string $standalone = null
): bool

Starts a document.

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().
version: The version number of the document as part of the XML declaration.
encoding: The encoding of the document as part of the XML declaration.
standalone: yes or no.

Returns true on success or false on failure.

Passing an encoding containing null bytes will throw a ValueError.

Version	Description
8.4.0	Passing an `encoding` containing null bytes will now throw a ValueError.
8.0.0	`writer` expects an XMLWriter instance now; previously, a resource was expected.