DOMDocument::createProcessingInstruction

(PHP 5, PHP 7)

DOMDocument::createProcessingInstruction — Creates new PI node

说明

public DOMDocument::createProcessingInstruction ( string $target [, string $data ] ) : DOMProcessingInstruction

This function creates a new instance of class DOMProcessingInstruction. 此节点出现在文档中，除非是用诸如 DOMNode->appendChild() 等函数来将其插入。

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 occurred.

错误／异常

DOM_INVALID_CHARACTER_ERR

Raised if target contains an invalid character.

参见

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