printf and custom class

Question

I have my own class that represents a custom string class. I\'m using VS2012RC. I have overloaded some operators of my class CustomString.

Here\'s some code:

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Answer 1

You have to use printf("%s\n", str.c_str());. %s expects a char array and you gave it a CustomString object which is something different. You have to get char array from the string by calling c_str() function.