来自javascript的java插件检测

Question

从javascript如何检测系统上是否安装了以下插件

http://www.java.com/en/download/

Answer 1

Here's the official java deployment toolkit script.

查看“versionCheck”方法。

文档： http://download.oracle.com/javase/6/docs/technotes/guides/jweb/deployment_advice.html