**editor config**： ```javascript ClassicEditor .create( editorElement, { ckfinder: { uploadUrl: '/ckfinder/upload.php' #配置上传地址 } } ) .then( ... ) .catch( ... ); ``` `uploadUrl` response format，服务器响应格式: ```json { "uploaded ": true, "error": { "message": "no error" }, "url": ...