接下來的例子演示了Flex中通過和Security類中的常量（LOCAL_TRUSTED, LOCAL_WITH_FILE, LOCAL_WITH_NETWORK以及REMOTE）對比sandboxType屬性，檢查應用程序當前安全沙盒設置。下面是完整代碼:
復制代碼
代碼如下:
<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"         layout="vertical"         verticalAlign="middle"         backgroundColor="white"         creationComplete="init();">        <mx:Script>         <![CDATA[              private function init():void {                  switch (Security.sandboxType) {                      case Security.LOCAL_TRUSTED:                          sandboxLabel.text += " (Local trusted)";                          break;                      case Security.LOCAL_WITH_FILE:                          sandboxLabel.text += " (Local with file)";                          break;                      case Security.LOCAL_WITH_NETWORK:                          sandboxLabel.text += " (Local with network)";                          break;                      case Security.REMOTE:                          sandboxLabel.text += " (Remote)";                          break;                  }              }          ]]>     </mx:Script>        <mx:Form>         <mx:FormItem label="Security.sandboxType:" fontSize="16">             <mx:Label id="sandboxLabel" text="{Security.sandboxType}" />         </mx:FormItem>     </mx:Form>    </mx:Application>