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Questions - operator-overloading

Linker cannot find overloaded class operator whith universal type operand

I wanted to overload + operator for my other class and I reached a linker error. I shortened my code to make it easy to review num.h #ifndef NUM_H #define NUM_H #include <iostream> #include <...
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Tiko7454

c++

class

templates

operator-overloading

linker-errors

Votes: 0

Answers: 0

C++ operator overloading [] and return types

I'm just revisiting C++, and I have a question about overloading of the [] operator, and more specifically why my program doesn't work. Given the following code in vec.cpp: double Vec::operator[](unsi...
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Henrik Hillestad L&#248;vold

c++

class

operator-overloading

square-bracket

Votes: 0

Answers: 1

Latest Answer

In this declaration Vec *a = new Vec(2, avals); there is declared a pointer of the type Vec *. So an expression with the dereferenced pointer has the type Vec. So in this statement cout << a[0...
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Vlad from Moscow

How does one use overloaded operators with Generics in C#?

I'm making an attempt to write a class for storing, processing, saving and loading data. I hope that when I finally finish it, it will simplify and mostly automate the process of organizing large numb...
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SawmillTurtle

c#

generics

operator-overloading

Votes: 0

Answers: 2

Latest Answer

If you are stuck with an older version you can cast T to TOther like so:(TOther)(object)o. if (typeof(T) == typeof(int)) { int i = (int)(object)o; ... As for the switch there is an equally ug...
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Clemens

Why do we need to return Point object in __add__ function instead of just returning x and y?

I'm studying operator overloading in Python and came accross with this chunk of code. It is not clear to me, why do we return Point(x,y) in add function instead of just returning x and y. class Point...
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Zohrab

python

operator-overloading

Votes: 0

Answers: 1

Latest Answer

The (x,y) syntax creates a tuple object, while Point(x,y) creates an instance of the Point class and sets it's x and y properties. There is a difference between these two types of python objects. A tu...
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tutiplain

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