DOMElement::setAttributeNode
(PHP 5, PHP 7)
DOMElement::setAttributeNode — Adds new attribute node to element
说明
   Adds new attribute node attr to element. 
  
参数
- 
attr
- 
      The attribute node. 
返回值
   Returns old node if the attribute has been replaced or NULL.
  
错误/异常
- 
DOM_NO_MODIFICATION_ALLOWED_ERR
- 
      Raised if the node is readonly. 
参见
- DOMElement::hasAttribute() - Checks to see if attribute exists
- DOMElement::getAttributeNode() - Returns attribute node
- DOMElement::removeAttributeNode() - Removes attribute