Initialize default value in constructor Initialization list - C++ Class

C++ examples for Class:Constructor

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Description

Initialize default value in constructor Initialization list

Demo Code

#include <iostream>

using namespace std;

class MusicInfo// w  w w . ja  va 2  s .  c  om
{
public:
    int PhoneNumber;
    MusicInfo(int Phone) : PhoneNumber(Phone) {}
};

class MySharona : public MusicInfo
{
protected:
    int OneHitWonders;
    int NumberRecordings;
public:
    MySharona(int Records, int Phone) : MusicInfo(Phone),
        OneHitWonders(1), NumberRecordings(Records) {}

    MySharona(int Records) : MusicInfo(8675309),
        OneHitWonders(1), NumberRecordings(Records)  {}
};

int main()
{
    MySharona CD(20, 5551212);
    MySharona OldCD(30);
    cout << CD.PhoneNumber << endl;
    cout << OldCD.PhoneNumber << endl;
}

Result


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