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Prototype ancestors() Method


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This method collects all of element's ancestors and returns them as an array of extended elements.

Keep in mind that the body and html elements will also be included.

Syntax:

element.ancestors();

Return Value:

  • An array of HTML elements.

Example:

<html>
<head>
<title>Prototype examples</title>
<script type="text/javascript" 
   src="/javascript/prototype.js">
</script>
<script>


function showElements(){
   var arr =  $('kid').ancestors();
   arr.each(function(node){
      alert(node.nodeName + ': ' + node.innerHTML);
   });

}

</script>
</head>

<body>
   <div id="father">
      <p id="kid">This is first paragraph</p>
   </div>

   <br />
   <input type="button" value="showElements"
             onclick="showElements();"/>

</body>
</html>

To understand it in better way you can Try it yourself.



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