Category "operator-overloading"

Unnamed union member has non-trivial operator

I am working on a project started back to 1980s, my mission is to substitute the primitive double with the Dummy class I create. The following is the simplified

Overloading `[[<- ` leads to C stack usage error

Basically, this: `[[<-.my_env` = function(env, name, value) { base::`[[<-`(env, name, value) } e = new.env() class(e) = "my_env" e[["x"]] = 1 #> E

Overloading the pointer-to-member function operator. Attempting to resolving the const overloaded version isn't compiling

I'm currently doing practicing on the ->* operator with the intent to write a smart pointer. I've done the basics on how it works. For this example I want to

Range-v3 operator overloading to write shorter code

For my matrix class I want to do some sort of operator overloading (probably using expression templates) on range-v3 views for + - / * % . For example if I want

How to watch instance method operator() result in VSCode C++?

My code is as follows: class Foo{ public: int operator()(int i) { return 1; } int operator++(int i) { return 1; } }

overload array operator for mystring class

I need help figuring out how to overload the array operator for a MyString class that I have to create. I already have everything else figured out, but the arra

Friend function inside class and outside class, what difference does it make?

#include<iostream.h> #include<conio.h> class time { private: int dd,mm,yy; public: friend istream & operator >>(is

How does the overloading of the assignment operator in combination of the length function work?

How does the mutating implementation of length() actually work? Example: Given a vector v, how does this set the length to 12? length(v) <- 12 Can I create

how to overload an assignment operator in swift

I would like to override the '=' operator for a CGFloat like the follow try : func = (inout left: CGFloat, right: Float) { left=CGFloat(right) } So I cou

Invoke Operator & Operator Overloading in Kotlin

I get to know about the Invoke operator that, a() is equivalent to a.invoke() Is there anything more regarding Invoke operator than please explain. Also, I did

How to implement C++ (in)equality operators for aggregate structs?

Sometimes I have structs such as this -- struct aggregate1 { std::string name; std::vector<ValueT> options; size_t foobar; // ... }; -- where (

What are the basic rules and idioms for operator overloading?

Note: The answers were given in a specific order, but since many users sort answers according to votes, rather than the time they were given, here's an index of

return type of operator+= while overloading

I have gone through some examples in the internet for operator overloading where the return type of operator+= is T&. Since we can't chain += like T a = b =