table of contents
std::this_thread::get_id(3) | C++ Standard Libary | std::this_thread::get_id(3) |
NAME¶
std::this_thread::get_id - std::this_thread::get_id
Synopsis¶
Defined in header <thread>
std::thread::id get_id() noexcept; (since C++11)
Returns the id of the current thread.
Parameters¶
(none)
Return value¶
id of the current thread
Example¶
// Run this code
#include <iostream>
#include <thread>
#include <chrono>
#include <mutex>
std::mutex g_display_mutex;
void foo()
{
std::thread::id this_id = std::this_thread::get_id();
g_display_mutex.lock();
std::cout << "thread " << this_id << "
sleeping...\n";
g_display_mutex.unlock();
std::this_thread::sleep_for(std::chrono::seconds(1));
}
int main()
{
std::thread t1(foo);
std::thread t2(foo);
t1.join();
t2.join();
}
Possible output:¶
thread 0x2384b312 sleeping...
thread 0x228a10fc sleeping...
See also¶
get_id returns the id of the thread
(public member function of std::thread)
2022.07.31 | http://cppreference.com |