1 // io_ex2.cpp ----------------------------------------------------------// 2 3 // Copyright 2010 Howard Hinnant 4 // Copyright 2010 Vicente J. Botet Escriba 5 6 // Distributed under the Boost Software License, Version 1.0. 7 // See http://www.boost.org/LICENSE_1_0.txt 8 9 /* 10 This code was adapted by Vicente J. Botet Escriba from Hinnant's html documentation. 11 Many thanks to Howard for making his code available under the Boost license. 12 13 */ 14 15 #include <boost/chrono/chrono_io.hpp> 16 #include <sstream> 17 #include <boost/assert.hpp> 18 main()19int main() 20 { 21 using namespace boost::chrono; 22 23 std::istringstream in("5000 milliseconds 4000 ms 3001 ms"); 24 seconds d(0); 25 in >> d; 26 BOOST_ASSERT(in.good()); 27 BOOST_ASSERT(d == seconds(5)); 28 in >> d; 29 BOOST_ASSERT(in.good()); 30 BOOST_ASSERT(d == seconds(4)); 31 in >> d; 32 BOOST_ASSERT(in.fail()); 33 BOOST_ASSERT(d == seconds(4)); 34 return 0; 35 } 36 37