引用是一種複合類型,通過在變量名前添加“&”符号來定義。
int iVal = 1024;
int &refVal = iVal;
refVal++;
cout << iVal << endl; //1025
const int iVal = 1024;
const int &refVal = iVal;
引用是一種複合類型,通過在變量名前添加“&”符号來定義。
int iVal = 1024;
int &refVal = iVal;
refVal++;
cout << iVal << endl; //1025
const int iVal = 1024;
const int &refVal = iVal;