DOMElement::hasAttribute
(PHP 5, PHP 7)
DOMElement::hasAttribute — Checks to see if attribute exists
说明
   public DOMElement::hasAttribute
    ( string 
  $name
   ) : bool
   Indicates whether attribute named name 
   exists 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