List all elements by reference the document.all : all « Document « JavaScript Tutorial

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JavaScript Tutorial
1.Language Basics
2.Operators
3.Statement
4.Development
5.Number Data Type
6.String
7.Function
8.Global
9.Math
10.Form
11.Array
12.Date
13.Dialogs
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20.History
21.HTML Tags
22.Style
23.DOM Node
24.Drag Drop
25.Object Oriented
26.Regular Expressions
27.XML
28.GUI Components
29.Dojo toolkit
30.jQuery
31.Animation
32.MS JScript
JavaScript Tutorial » Document » all 
14.3.4.List all elements by reference the document.all
<html>
<head>
<title>A Simple Page</title>
<script language="JavaScript">
<!--
function findhead1()
{
    var tag, tags;
    tags = "The tags in the page are:"
    for(i = 0; i < document.all.length; i++)
    {
        tag = document.all(i).tagName;
        tags = tags + "\r" + tag;
    }
    document.write(tags);
}

//  -->
</script>
</head>
<body onload="findhead1()">
<h1>Heading One</h1>
</body>
</html>
14.3.all
14.3.1.document.all
14.3.2.document.all.item()
14.3.3.document.all.tags()
14.3.4.List all elements by reference the document.all
14.3.5.Use document.all(elementId) to get the element
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