io_functions.cpp

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#include "io_functions.h"

using namespace std;

void printMenu(){
   cout << "1) Print the size of the bag" << endl;
   cout << "2) Add an item into the bag" << endl;
   cout << "3) Remove an item from the bag" << endl;
   cout << "4) Check for an item in the bag" << endl;
   cout << "8) Display the bag" << endl;
   cout << "9) Quit the program" << endl;
}

int getInt(){
  int intValue = 0;
  string inputStr;
  do{
    getline(cin, inputStr);
    stringstream(inputStr) >> intValue;
    if(intValue < 1) cout << "ERROR - please enter a positive integer> ";
  } while(intValue < 1);
  return intValue;
}

string getItem()
{
  string item;
  cout << "Enter the bag item> ";
  getline(cin, item);
  return item;
}