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HTML <object> Tag

Topic: HTML5 Tags ReferencePrev|Next


The <object> tag defines an embedded object within an HTML document. It is used to include a variety of different kinds of media files into a document such as videos, audio, Java applets, ActiveX, PDF document, Flash animations or even images. You can also use the <object> element to embed another webpage into your HTML document.

Note: The <param> element is used to pass parameters to the plugins that have been embedded with the <object> element.

The following table summarizes the usages context and the version history of this tag.

Placement: Block
Content: Block, inline, and text; any <param> elements must come first
Start/End Tag: Start tag: required, End tag: required
Version: HTML 4, 4.01, 5


The basic syntax of the <object> tag is given with:

HTML / XHTML: <object data="URL" type="content-type"> ... </object>

The example below shows the <object> tag in action.

<object type="application/x-shockwave-flash">
    <param name="movie" value="video/blur.swf">

Tip: It is recommended to use the type when data is specified since it allows the browser to avoid loading information for unsupported content types.

Tag-Specific Attributes

The following table shows the attributes that are specific to the <object> tag.

Attribute Value Description
Required — One of the following attributes must be specified for the markup to be valid.
data URL Specifies the location of the data or file that the object requires.
type content-type Specifies the content-type of the resource specified by data attribute. At least one of data and type must be defined.
Optional — The following attributes are optional.
align left
Obsolete Use CSS instead. Specifies the alignment of <object> element with respect to the surrounding content.
archive URLs Obsolete A space separated list of URL's to archives containing resources relevant to the object.
border pixels Obsolete Specifies the width of the border around the object. Use the CSS border property instead.
classid URI Obsolete Defines the URL or internal reference for the object's implementation.
codebase URI Obsolete Specifies the base path used to resolve relative URL's specified by the classid, data, and archive attributes.
codetype content-type Obsolete Specifies the content-type of data expected when downloading the object specified by classid attribute.
declare declare This boolean attribute specifies that the object should only be declared but not instantiated.
form form-id Specifies the form that the object element is associated with i.e. its "form owner".
height length Sets the object's height.
hspace pixels Obsolete Specifies the amount of whitespace on left and right side of an object.
name text Specifies the name of the object.
standby message Obsolete Specifies a text message to be displayed while the object is loading.
usemap URL Defines a client-side image map associated with an image object element.
vspace pixels Obsolete Specifies the amount of whitespace on top and bottom side of an object.
width length Sets the object's width.

Global Attributes

Like all other HTML tags, the <object> tag supports the global attributes in HTML5.

Event Attributes

The <object> tag also supports the event attributes in HTML5.

Browser Compatibility

The <object> tag is supported in all major modern browsers.

Browsers Icon

Basic Support—

  • Firefox 1+
  • Google Chrome 1+
  • Internet Explorer 3+
  • Apple Safari 1+
  • Opera 4+

Further Reading

See tutorial on: HTML Audio, HTML Video.

Related tag: <param>.

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