(PHP 5 >= 5.1.2, PHP 7, PECL xmlwriter >= 0.1.0)
XMLWriter::startDocument -- xmlwriter_start_document — Create document tag
面向对象风格
$version = 1.0
[, string $encoding = NULL
[, string $standalone
]]] ) : bool过程化风格
$xmlwriter
[, string $version = 1.0
[, string $encoding = NULL
[, string $standalone
]]] ) : boolStarts a document.
xmlwriter仅用于过程调用。被修改的 XMLWriter resource。此资源来自于对 xmlwriter_open_uri() 或 xmlwriter_open_memory() 的调用。
versionThe version number of the document as part of the XML declaration.
encodingThe encoding of the document as part of the XML declaration.
standalone
yes or no.
成功时返回 TRUE， 或者在失败时返回 FALSE。