(PHP 5, PHP 7)
DOMDocument::createProcessingInstruction — Creates new PI node
$target
[, string $data
] )This function creates a new instance of class DOMProcessingInstruction. 이 노드는 DOMNode::appendChild() 등을 통하여 삽입하지 않으면 보여지지 않습니다.
target
The target of the processing instruction.
data
The content of the processing instruction.
The new DOMProcessingInstruction or FALSE
if an error occurred.
DOM_INVALID_CHARACTER_ERR
Raised if target
contains an invalid character.