overloaded '==' operator compares strings
#include <iostream>
using namespace std;
#include <string.h>
class String{
private:
enum { SZ = 80 };
char str[SZ];
public:
String(){ strcpy(str, ""); }
String( char s[] ){ strcpy(str, s); }
void display() const{ cout << str; }
void getstr(){ cin.get(str, SZ); }
bool operator == (String ss) const{
return ( strcmp(str, ss.str)==0 ) ? true : false;
}
};
int main(){
String s1 = "yes";
String s2 = "no";
String s3;
cout << "\nEnter 'yes' or 'no': ";
s3.getstr();
if(s3==s1)
cout << "You typed yes\n";
else if(s3==s2)
cout << "You typed no\n";
else
cout << "You didn't follow instructions\n";
return 0;
}
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