C++ examples for Data Type:int
Using strtol to convert string to long integer.
#include <iostream> #include <cstdlib> // strtol prototype using namespace std; int main() //w w w. ja v a 2 s. c om { long x; const char *string1 = "-1234567abc"; char *remainderPtr; x = strtol( string1, &remainderPtr, 0 ); // convert characters to long cout << "The original string is \"" << string1 << "\"\nThe converted value is " << x << "\nThe remainder of the original string is \"" << remainderPtr << "\"\nThe converted value plus 567 is " << x + 567 << endl; }