DOMDocument->createProcessingInstruction()

Creates new PI node ()

DOMDocument {
  DOMProcessingInstruction createProcessingInstruction(string target,
                                                       string data);

}

This function creates a new instance of class DOMProcessingInstruction. 本节点不会出现在文档中,除非是用例如 DOMNode->appendChild() 函数来将其插入。

参数

target

The target of the processing instruction.

data

The content of the processing instruction.

返回值

The new DOMProcessingInstruction or FALSE if an error occured.

异常

DOM_INVALID_CHARACTER_ERR

Raised if target contains an invalid character.