我使用google pagespeed insight分析了我的网页速度,并获得了以下建议.任何人都可以帮助我实现它.
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
http://www.googletagmanager.com/gtm.js?id=GTM-TVSKP6 (16.2 minutes)