ASP Expires Property

The ASP Expires Property is used for setting the duration of time for the page will be expired before it catches on v browser. It is the same page returned by the user before it expires, the cached version is displayed. 

Syntax:

response.Expires[=number] 

Parameter Values: It contains a numeric value which represents the duration of time before the page expired in terms of minutes. 

Example 1: Below code illustrates to use a negative number for the Expires property to expire the response immediately.

HTML

<% Response.Expires = -1 %>

Example 2: Below code illustrates that the page will expire after 360 minutes.

HTML

<% Response.Expires = 360 %>