char str1[] = "abc"; //
char str2[] = "abc";
const char str3[] = "abc";
const char str4[] = "abc";
const char* str5 = "abc"; //是一个常量
const char* str6 = "abc";
cout << boolalpha << ( str1==str2 ) << endl; //false
cout << boolalpha << ( str3==str4 ) << endl; //false
cout << boolalpha << ( str5==str6 ) << endl; //true
Out:
false
false
true
