(PHP 5, PHP 7)
DOMDocument::createAttribute — Create new attribute
This function creates a new instance of class DOMAttr. 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。
name
The name of the attribute.
The new DOMAttr or FALSE
if an error occurred.
DOM_INVALID_CHARACTER_ERR
Raised if name
contains an invalid character.