| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <string> |
| |
| // const_reference operator[](size_type pos) const; |
| // reference operator[](size_type pos); |
| |
| #include <string> |
| #include <cassert> |
| |
| int main() |
| { |
| typedef std::string S; |
| S s("0123456789"); |
| const S& cs = s; |
| for (S::size_type i = 0; i < cs.size(); ++i) |
| { |
| assert(s[i] == '0' + i); |
| assert(cs[i] == s[i]); |
| } |
| assert(cs[cs.size()] == '\0'); |
| const S s2 = S(); |
| assert(s2[0] == '\0'); |
| } |