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Tip of the Day
Language: C++
Expertise: All
Sep 14, 1999

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Ensure Your Overloaded Subscript Operator Returns an Object by Reference

When you overload the subscript operator, remember that the non-const version of the overloaded operator should return an object by reference, not by value. Otherwise, you won't be able to use it in assignment expressions:
 
class IntArray
{
private:
//
Danny Kalev
 
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