DOMElement::hasAttribute()
(PHP 5, PHP 7)
Checks to see if attribute exists
说明
public DOMElement::hasAttribute(string $name): bool
Indicates whether attribute named$nameexists as a member of the element.
参数
- $name
The attribute name.
返回值
成功时返回TRUE
,或者在失败时返回FALSE
。
参见
- DOMElement::hasAttributeNS() Checks to see if attribute exists
- DOMElement::getAttribute() Returns value of attribute
- DOMElement::setAttribute() Adds new attribute
- DOMElement::removeAttribute() Removes attribute