Description
The HTML element <param> is used to define parameters to be passed at runtime to an embedded object defined using the <object> element.
- The element 
<object>can contain any number of<param>elements - All the 
<param>elements must be defined at the beginning of the<object>content. 
The below table summarizes its usage.
| Usage Details | |
| Placement | Parent elements are <object> and <applet>. | 
| Contents | None. It is an empty element. | 
| Tags | Opening tag: required; Closing tag: forbidden | 
| Versions | HTML 3.2, 4, 4.01, 5 | 
Syntax
Here is the basic syntax of the <param> element.
<param name="text">...</param>
Examples
<!DOCTYPE html>
<html lang="en">
<head>
    <title>Example - HTML Element param</title>
</head>
<body>
    <object data="animal.wav">
        <param name="autoplay" value="true">
    </object>
</body>
</html>
Attributes
The following table shows the list of supported and unsupported attributes for the <param> element.
| Attribute Type | Details | 
| Element-Specific Attributes | The tag <param> has some element-specific attributes listed in the below table. | 
| Global Attributes | Like all other HTML tags, the tag <param> supports the HTML Global Attributes. | 
| Event Attributes | The tag <param> also supports the HTML Event Attributes. | 
Here is a list of attributes that are specific to the <param> element.
- Required attributes must be specified for the element to be valid.
 
| Attribute | Value | Required | Description | 
name | 
text | Yes | Specifies the name of the parameter. | 
value | 
text | No | Specifies the value of the parameter. | 
type | 
content-type | No | Obsolete Specifies the content type of value attribute.  | 
valuetype | 
data, ref, object | No | Obsolete Specifies the value type of value attribute.  | 
Browser Compatibility
The tag <param> is supported in all modern browsers.
- Google Chrome 1+
 - Internet Explorer or Edge 3+
 - Firefox 1+
 - Apple Safari 1+
 - Opera 5+