增加網頁速度

針對 cache

.htaccess file

參考: http://www.askapache.com/htaccess/apache-speed-cache-control.html

# 480 weeks <FilesMatch "\.(ico|pdf|flv|jpg|jpeg|png|gif|js|css|swf)$"> Header set Cache-Control "max-age=290304000, public" </FilesMatch>   # 2 DAYS <FilesMatch "\.(xml|txt)$"> Header set Cache-Control "max-age=172800, public, must-revalidate" </FilesMatch>   # 2 HOURS <FilesMatch "\.(html|htm)$"> Header set Cache-Control "max-age=7200, must-revalidate" </FilesMatch>

You can use the HTTP Header Viewer Tool to check it.