(PHP 5 >= 5.1.2, PHP 7, PHP 8, PECL xmlwriter >= 0.1.0)
XMLWriter::startDocument -- xmlwriter_start_document — Create document tag
面向?qū)ο箫L(fēng)格
$version = "1.0", ?string $encoding = null, ?string $standalone = null): bool過(guò)程化風(fēng)格
$writer,$version = "1.0",$encoding = null,$standalone = nullStarts a document.
xmlwriter僅用于過(guò)程調(diào)用。被修改的 XMLWriter 實(shí)例對(duì)象。此資源來(lái)自于對(duì) xmlwriter_open_uri() 或 xmlwriter_open_memory() 的調(diào)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.
      
   成功時(shí)返回 true, 或者在失敗時(shí)返回 false。
  
| 版本 | 說(shuō)明 | 
|---|---|
| 8.0.0 | 現(xiàn)在 writer需要 XMLWriter 實(shí)例,
  之前需要的是 resource。 |