// strtref.cpp -- using structure references#include <iostream>using namespace std;struct sysop{ char name[26]; char quote[64]; int used;};const sysop & use(sysop & sysopref); // function with a reference return typeint main(){// NOTE: some implementations require using the keyword static// in the two structure declarations to enable initialization sysop looper = { "Rick \"Fortran\" Looper", "I'm a goto kind of guy.", 0 }; use(looper) ; // looper is type sysop cout << "Looper: " << looper.used << " use(s)\n"; sysop copycat; copycat = use(looper); cout << "Looper: " << looper.used << " use(s)\n"; cout << "Copycat: " << copycat.used << " use(s)\n"; cout << "use(looper): " << use(looper).used << " use(s)\n"; return 0;}// use() returns the reference passed to itconst sysop & use(sysop & sysopref){ cout << sysopref.name << " says:\n"; cout << sysopref.quote << endl; sysopref.used++; return sysopref;}
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