(PHP 5 >= 5.1.2, PHP 7, PECL xmlwriter >= 0.1.0)
XMLWriter::writePi -- xmlwriter_write_pi — Writes a PI
面向对象风格
$target
, string $content
) : bool过程化风格
$xmlwriter
, string $target
, string $content
) : boolWrites a processing instruction.
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。
targetThe target of the processing instruction.
contentThe content of the processing instruction.
成功时返回 TRUE， 或者在失败时返回 FALSE。