One of the nice features of C++ is that you can give special meanings to operators, when they are used with user-defined classes. This is calledoperator overloading. You can implement C++ operator overloads by
C++ operator overload -- 操作符重载 2011-12-13 14:18:29分类: C/C++ 操作符重载有两种方式,一是以成员函数方式重载,另一种是全局函数。先看例子#include <iostream>#include <string>using namespace std;/* defualt operator= differ from my own one....
So in brief, the mechanism of giving a special meaning to a Standard C# operator with respect to a user defined data type such as classes or structures is known as OPERATOR OVERLOADING. All C # binary operators can be overloaded. i.e., +, - , *, / , %,&,|, <<,>>. All ...
See General Rules for Operator Overloading for more information. The constraints on the various categories of overloaded operators are described in the following topics: Unary Operators Binary Operators Assignment Function Call Subscripting Class-Member Access Increment and Decrement. User-Defined...
// C++ program to overload the binary operator + // This program adds two complex numbers #include <iostream> using namespace std; class Complex { private: float real; float img; public: // constructor to initialize real and img to 0 Complex() : real(0), img(0) {} Complex(float ...
Learn how to overload a C# operator and which C# operators are overloadable. In general, the unary, arithmetic, equality, and comparison operators are overloadable.
I will not apply this optimization in this book. As an example of an operator that makes a new object, let's define the opBinary!"+" overload for Duration. This operator should add two Duration objects to make and return a new one: struct Duration { int minute; Duration opBinary(...
The word operator as the name of a function, is legal and the only way to overload operators. We follow this word with the operator we want to overload and then the parameters we will call the operator with. + is a binary operator and will need two yyy’s, one on itsleft and the...
Binary operators: + - * / \ & Like Mod And Or Xor ^ << >> = <> > < >= <= There are some caveats. First, only the operators listed above can be overloaded. In particular, you can't overload member access, method invocation, or theAndAlso,OrElse, New, TypeOf... Is,Is,Is...
Learn how to overload a C# operator and which C# operators are overloadable. In general, the unary, arithmetic, equality and comparison operators are overloadable.