Constructors in C++

Constructors in C++ — a practical guide to C++ constructors with clear examples you can reuse in real projects.

C++ Tutorial Series (52/111). Prefer one article? Read the complete C++ tutorial.

Short description

Prefer member initializer lists; mark single-arg constructors explicit when conversions are undesirable.

Constructor

struct Point {
    Point(int x, int y) : x_(x), y_(y) {}
    int x_, y_;
};