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How to determine a .class file JAVA version?

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milton747

milton747

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I was sent a .class file I have to use in a program.
Is there a way to determine the JDK it was compiled with?

ie: 1.4 vs.1.5 vs 1.6?

Thanks
 
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I imagine a decompiler like jad will do the job, but according to the specification you'll find it in the 6th byte.

Cheers,
Dian
 
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