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JavaScript Tutorial/Document/all - История изменений
2026-04-04T18:30:26Z
История изменений этой страницы в вики
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http://wbex.ru/index.php?title=JavaScript_Tutorial/Document/all&diff=8953&oldid=prev
Admin: 1 версия
2010-05-26T08:24:40Z
<p>1 версия</p>
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<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 08:24, 26 мая 2010</td>
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Admin
http://wbex.ru/index.php?title=JavaScript_Tutorial/Document/all&diff=8952&oldid=prev
в 18:52, 25 мая 2010
2010-05-25T18:52:56Z
<p></p>
<p><b>Новая страница</b></p><div>== document.all==<br />
<br />
<p>Syntax</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
document.all[index]</source><br />
<br />
<br />
<p>The document.all property is an array of all the HTML elements that are in the document.</p><br />
<p>The elements appear in the array in the order in which they were created.</p><br />
<p>Methods Associated with the document.all Array</p><br />
Method<br />
Description<br />
item()<br />
Returns an HTML element based on element"s name<br />
tags()<br />
Returns an array of elements that have the specified tag<br />
<br />
== document.all.item()==<br />
<br />
<p>Syntax</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
document.all.item(name)</source><br />
<br />
<br />
<br />
== document.all.tags()==<br />
<br />
<p>Syntax</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
document.all.tags(tag)</source><br />
<br />
<br />
<br />
== List all elements by reference the document.all==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>A Simple Page</title><br />
<script language="JavaScript"><br />
<!--<br />
function findhead1()<br />
{<br />
var tag, tags;<br />
tags = "The tags in the page are:"<br />
for(i = 0; i < document.all.length; i++)<br />
{<br />
tag = document.all(i).tagName;<br />
tags = tags + "\r" + tag;<br />
}<br />
document.write(tags);<br />
}<br />
// --><br />
</script><br />
</head><br />
<body onload="findhead1()"><br />
<h1>Heading One</h1><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Use document.all(elementId) to get the element==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>A Simple Page</title><br />
<script language="JavaScript"><br />
<!--<br />
function findhead1()<br />
{<br />
var detectElement;<br />
detectElement = document.all("head1");<br />
if (detectElement == head1)<br />
{<br />
alert("Element \"head1\" exists");<br />
}<br />
}<br />
// --><br />
</script><br />
</head><br />
<body onload="findhead1()"><br />
<h1 id="head1">Heading One</h1><br />
</body><br />
</html></source></div>