msie_refresh
The `msie_refresh` directive controls the behavior of HTTP responses for Internet Explorer browsers to ensure they properly refresh cached content.
Description
The msie_refresh directive is specifically designed to assist with handling content caching in Internet Explorer. When enabled, this directive forces an HTTP response header that helps IE to recognize the need to refresh the cached content. This can be particularly useful when resources are updated frequently and you want to ensure users see the most up-to-date version immediately when using IE. The directive can accept a flag value that indicates whether the feature should be enabled or disabled.
In terms of implementation, msie_refresh is typically used within HTTP, server, or location contexts. The accepted argument is a flag, which specifies whether to enable the refresh behavior for Internet Explorer. When the flag is set to 'on', it will include the necessary headers in outgoing responses; otherwise, the default behavior is to not send those headers. It is crucial to consider where the directive is applied, as it can have wide-ranging effects on how users experience your website with this particular browser.
Config Example
server {
listen 80;
server_name example.com;
location / {
msie_refresh on;
}
}Ensure that the msie_refresh directive is set within the correct context to take effect (http, server, or location).
Check compatibility with Internet Explorer versions since older versions may behave differently regarding caching.
Be cautious of using this directive in conjunction with other caching mechanisms which might conflict with refresh behavior.