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passing Array between methods

 
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the output is
0 2
7 7


how the array passed to the method is changed , we only pass a copy from the array ?? not the array itself.
as what happen in the int x ??pass on the copy of x and x remains the same in the main method.
 
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http://faq.javaranch.com/java/CallByReferenceVsCallByValue
 
Heba Mahmoud
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thanks

the description is so clear :)
 
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