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error in system.out.println  RSS feed

 
cchetan jain
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why this gives an error..while when we use object in the argument for print ..it never gives an error??
please sort out this..
i m very curious about it?
 
Campbell Ritchie
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What error did you get? What do you think it means?
 
Rob Spoor
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The problem is that, as the compiler error tells you, there are (at least) two print methods that can accept null. Actually there are three; also print(Object).

Now the compiler tries to find the most specific version of an overloaded method. Both char[] and String are sub types of Object, so that's why the third method is not considered. char[] and String are both too distinct for the compiler to choose for you. To fix this, specify the type by casting:
 
It is sorta covered in the JavaRanch Style Guide.
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