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What's the purpose of UPCASTING and DOWNCASTING in java..?
Help me...i can't understand the concept
2 Answers
+ 3
i found this which is straight to the point
Upcasting is casting to a supertype, while downcasting is casting to a subtype. Upcasting is always allowed, but downcasting involves a type check and can throw a ClassCastException.
+ 6
thanx @David
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