version - For a beginner, is Java 6 okay or is 7 necessary? -

i learning java first time. use java 6 on computer, because have programs won't work on 7. should fine learning java, or need upgrade 7?

for getting started, java 6 fine. java 7's changes evolutionary rather revolutionary. many of java 7's changes simplify common language constructs via syntactic sugar recognized compiler , it's quite useful know what's going on underneath, going without features may in fact better learning point of view.