C++ examples for Function:Function Parameter
Use function parameters
#include <cstdio> #include <cstdlib> #include <iostream> using namespace std; double square(double doubleVar){ return doubleVar * doubleVar; } void displayExplanation(void) { cout << "Terminate the series by entering an\n" << "empty sequence.\n" << endl;/* w ww . ja v a 2s. c om*/ return; } double sumSquareSequence(void){ double accumulator = 0.0; for(;;){ double dValue = 0; cout << "Enter next number: "; cin >> dValue; if (dValue < 0){ break; } double value = square(dValue); accumulator += value; } return accumulator; } int main(int nNumberofArgs, char* pszArgs[]) { displayExplanation(); for(;;) { cout << "Enter next sequence" << endl; double accumulatedValue = sumSquareSequence(); if (accumulatedValue <= 0.0){ break; } cout << "\nThe total of the values squared is " << accumulatedValue << endl << endl; } return 0; }