$

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($ is not a shortcut for getElementById anymore (description changed))
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This command returns a single HTML or XML element with the given id. This means it is actually a shortcut for <code>[https://developer.mozilla.org/en/DOM/document.getElementById document.getElementById()]</code>.
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This command returns a single HTML or XML element with the given id. This means it is actually a shortcut for <code>[https://developer.mozilla.org/en/DOM/document.querySelector document.querySelector()]</code>.
If the JavaScript on the page already defines <code>$</code> for something else (like e.g. jQuery does), it will not be overwritten by this command.
If the JavaScript on the page already defines <code>$</code> for something else (like e.g. jQuery does), it will not be overwritten by this command.

Revision as of 19:07, 25 January 2013

This command returns a single HTML or XML element with the given id. This means it is actually a shortcut for document.querySelector().

If the JavaScript on the page already defines $ for something else (like e.g. jQuery does), it will not be overwritten by this command.

Contents

Syntax

$(selector)

Parameters

selector

Selector used to match the element to return. This follows the syntax of document.querySelector(). (required)

Examples

$("#element")

This returns the element with the id element.

See also

Personal tools