DOMDocument::createProcessingInstruction

(PHP 5, PHP 7, PHP 8)

DOMDocument::createProcessingInstructionCreates new PI node

說(shuō)明

public DOMDocument::createProcessingInstruction(string $target, string $data = ""): DOMProcessingInstruction|false

This function creates a new instance of class DOMProcessingInstruction. 此節(jié)點(diǎn)出現(xiàn)在文檔中,除非是用諸如 DOMNode->appendChild() 等函數(shù)來(lái)將其插入。

參數(shù)

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 occurred.

錯(cuò)誤/異常

DOM_INVALID_CHARACTER_ERR

Raised if target contains an invalid character.

參見(jiàn)