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Area host Property

❮ Area Object

Example

Return the hostname and port number of the URL for a specific area in an image-map:

var x = document.getElementById("venus").host;

The result of x will be:

www.w3schools.com:80
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Definition and Usage

The host property sets or returns the hostname and port part of the href attribute value.

The href attribute specifies the destination of a link in an area.

Note: If the port number is not specified in the URL (or if it is the scheme's default port - like 80, or 443), some browsers will not display the port number.


Browser Support

Property
host Yes Yes Yes Yes Yes

Syntax

Return the host property:

areaObject.host

Set the host property:

areaObject.host=hostname:port

Value Description
hostname:port Specifies the hostname and port number of a URL

Technical Details

Return Value: A String, representing the domain name (or IP address) and port number of the URL

More Examples

Example

Change the hostname and port number of the URL for a specific area in an image-map:

document.getElementById("venus").host = "www.example.com:300";
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Related Pages

JavaScript reference: location.host Property


❮ Area Object