github.com/igggame/nebulas-go@v2.1.0+incompatible/nbre/util/chrono.cpp (about) 1 // Copyright (C) 2018 go-nebulas authors 2 // 3 // This file is part of the go-nebulas library. 4 // 5 // the go-nebulas library is free software: you can redistribute it and/or 6 // modify 7 // it under the terms of the GNU General Public License as published by 8 // the Free Software Foundation, either version 3 of the License, or 9 // (at your option) any later version. 10 // 11 // the go-nebulas library is distributed in the hope that it will be useful, 12 // but WITHOUT ANY WARRANTY; without even the implied warranty of 13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 // GNU General Public License for more details. 15 // 16 // You should have received a copy of the GNU General Public License 17 // along with the go-nebulas library. If not, see 18 // <http://www.gnu.org/licenses/>. 19 // 20 #include "util/chrono.h" 21 #include <chrono> 22 23 namespace neb { 24 namespace util { 25 uint64_t now() { 26 uint64_t n = std::chrono::duration_cast<std::chrono::milliseconds>( 27 std::chrono::system_clock::now().time_since_epoch()) 28 .count(); 29 return n; 30 } 31 } // namespace util 32 } // namespace neb