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Posted By

nerdfiles on 02/10/10


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js DOM


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getElementsByAttribute

 / Published in: JavaScript
 

Derivative from Dustin Diaz's getElementsByClass

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  1. document.getElementsByAttribute = function( attrib, value, context_node, tag ) {
  2.     var nodes = [];
  3.     if ( context_node == null )
  4.         context_node = this;
  5.     if ( tag == null ) 
  6.         tag = '*';
  7.     var elems = context_node.getElementsByTagName(tag);
  8.  
  9.     for ( var i = 0; i < elems.length; i += 1 ) {
  10.         if ( value ) {
  11.             if ( elems[i].hasAttribute(attrib) && elems[i].getAttribute(attrib) == value )
  12.                 nodes.push(elems[i]);
  13.         } else {
  14.             if ( elems[i].hasAttribute(attrib) )
  15.                 nodes.push(elems[i]);
  16.         }
  17.     }
  18.     return nodes;
  19. }

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