(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.
standaloneyes or no.
成功时返回 TRUE， 或者在失败时返回 FALSE。