Java Applet Development - JavaScript code to check whether JRE is installed on client machine

Java Applet Development - J开发者_Python百科avaScript code to check whether JRE is installed on client machine.

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Use Deployment Toolkit script

use getJREs() by including the above javascript and the getJREs() method returns an array of currently-installed JRE version strings .

Hope this helps

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navigator.javaEnabled() will return true if java is enabled, false otherwise