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Declaring object in C++ with = operator?
When constor has only one parameter, for example integer, you can create object like this: Car car= 24; But if constructor has more parameters for example 2 integers, can you call that constructor with assigment operator, or only like this: Car car(25,56);
2 Antworten
+ 5
Nice one!
If your constructor has 2 parameters, then it is not scalar. So you can use the assignment operator, but you should be careful to use a 2D value:
Car car = {12,24};
+ 1
In C++, when a constructor has more than one parameter, you can't use the assignment operator (`=`) for object creation directly as you did with a single parameter. Instead, you need to use the constructor syntax with parentheses to initialize the object with multiple parameters.
For example, if you have a `Car` class with a constructor that takes two integers:
```cpp
class Car {
public:
Car(int param1, int param2) {
// Constructor logic here...
}
};
```
You would create an object of this class with two integers using the following syntax:
```cpp
Car car(25, 56);
```
This is the standard way to initialize an object with multiple parameters in C++. The assignment operator (`=`) is used for assignment after the object has been created, not during its creation with parameters.