Program for "size of " operator in C++
size of operator returns the size of the given data type. syntax : sizeof(datatype); Program for "size of " operator in C++: #include<iostream> using namespace std; int main() { cout<<"\nsize of int is "<<sizeof(int); cout<<"\nsize of short int is "<<sizeof(short int); cout<<"\nsize of char is "<<sizeof(char); cout<<"\nsize of double is "<<sizeof(double); cout<<"\nsize of float is "<<sizeof(float); return 0; } Output: size of int is 4 size of short int is 2 size of char is 1 size of double is 8 size of float is 4