Php/docs/domelement.hasattributens

• PHP Manual
• DOMElement
• Checks to see if attribute exists

DOMElement::hasAttributeNS

(PHP 5, PHP 7)

DOMElement::hasAttributeNS — Checks to see if attribute exists

说明

public DOMElement::hasAttributeNS ( string $namespaceURI , string $localName ) : bool

Indicates whether attribute in namespace namespaceURI named localName exists 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