w3tc_settings_general_boxarea_system_opcache, array( $this, w3tc_settings_general_boxarea_system_opcache w3tc_settings_general_boxarea_system_opcache, array( $this, w3tc_settings_general_boxarea_system_opcache 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