[TOC] ### 优化cef ***** #### 清除ie浏览器缓存 强制清除： ``` virtual void CefApp::OnBeforeCommandLineProcessing(const CefString& process_type,CefRefPtr<CefCommandLine> command_line) { command_line->AppendSwitch("no-proxy-server"); } ``` #### 开启缓存 ``` CefSettings cSettings; cSettings.persist_user_preferences = true; CefString(&cSettings.cache_path) = document.GetString(); //缓存路径 ```