DOMElement::hasAttributeNS()
(PHP 5, PHP 7)
Checks to see if attribute exists
说明
public DOMElement::hasAttributeNS(string $namespaceURI,string $localName): bool
Indicates whether attribute in namespace$namespaceURInamed$localNameexists as a member of the element.
参数
- $namespaceURI
The namespace URI.
- $localName
The local name.
返回值
成功时返回TRUE
,或者在失败时返回FALSE
。
参见
- DOMElement::hasAttribute() Checks to see if attribute exists
- DOMElement::getAttributeNS() Returns value of attribute
- DOMElement::setAttributeNS() Adds new attribute
- DOMElement::removeAttributeNS() Removes attribute