Configure > Expires Directives
This document describes the configuration directives of the expires handler.
- Description:
- 
An optional directive for setting the Cache-Control: max-age=header.- if the argument is OFFthe feature is not used
- if the value is NUMBER UNITthen the header is set
- the units recognized are: second,minute,hour,day,month,year
- the units can also be in plural forms
 Example. SetCache-Control: max-age=86400expires: 1 dayYou can also find an example that conditionally sets the header depending on the aspects of a request in Modifying the Response section of the Mruby directives documentation. 
- if the argument is 
- Level:
- global, host, path, extension