duration& operator++(); | (1) | |
duration operator++(int); | (2) | |
duration& operator--(); | (3) | |
duration operator--(int); | (4) |
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_--); Parameters
(none).
Return value
1,3) a reference to this duration after modification
2,4) a copy of the duration made before modification
Example
#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
See also
| implements compound assignment between two durations (public member function) | |
| implements arithmetic operations with durations as arguments (function template) |
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