std::this_thread::get_id
From cppreference.com
Defined in header <thread>
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std::thread::id get_id(); |
(since C++11) | |
Returns the id of the current thread.
Parameters
(none)
Return value
id of the current thread
Exceptions
noexcept specification:
noexcept
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
(C++11) |
returns the id of the thread (public member function of std::thread ) |
C documentation for thrd_current
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