std::chrono::duration::operator++, std::chrono::duration::operator--
From cppreference.com
| (1) | ||
| duration& operator++(); |
(until C++17) | |
| constexpr duration& operator++(); |
(since C++17) | |
| (2) | ||
| duration operator++(int); |
(until C++17) | |
| constexpr duration operator++(int); |
(since C++17) | |
| (3) | ||
| duration& operator--(); |
(until C++17) | |
| constexpr duration& operator--(); |
(since C++17) | |
| (4) | ||
| duration operator--(int); |
(until C++17) | |
| constexpr duration operator--(int); |
(since C++17) | |
Increments or decrements the number of ticks for this duration.
If rep_ is a member variable holding the number of ticks in a duration object,
1) Equivalent to ++rep_; return *this;
2) Equivalent to return duration(rep_++)
3) Equivalent to --rep_; return *this;
4) Equivalent to return duration(rep_--);
Contents |
[edit] Parameters
(none)
[edit] Return value
1,3) a reference to this duration after modification
2,4) a copy of the duration made before modification
[edit] Example
Run this code
#include <chrono> #include <iostream> int main() { std::chrono::hours h(1); std::chrono::minutes m = ++h; m--; std::cout << m.count() << " minutes\n"; }
Output:
119 minutes
[edit] See also
| implements compound assignment between two durations (public member function) | |
| implements arithmetic operations with durations as arguments (function template) |