w3tc_ajax_cdn_rackspace_intro, array( $w3tc_o, w3tc_ajax_cdn_rackspace_intro w3tc_ajax_cdn_rackspace_intro, array( $w3tc_o, w3tc_ajax_cdn_rackspace_intro Share this:TweetLike this:Like Loading… Hook Type: actionSee hook in action See this hook used in plugins:Select Pluginw3-total-cache.2.10.3