Update item34.md

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WDdxRW 2021-07-17 09:52:18 +08:00 committed by GitHub
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@ -80,7 +80,7 @@ auto setSoundB = //“B”代表“bind”
```c++ ```c++
auto setSoundB = auto setSoundB =
std::bind(setAlarm, std::bind(setAlarm,
std::bind(std::plus<>(), steady_clock::now(), 1h), std::bind(std::plus<>(), std::bind(steady_clock::now), 1h),
_1, _1,
30s); 30s);
``` ```
@ -93,7 +93,7 @@ using namespace std::placeholders;
auto setSoundB = auto setSoundB =
std::bind(setAlarm, std::bind(setAlarm,
std::bind(std::plus<steady_clock::time_point>(), std::bind(std::plus<steady_clock::time_point>(),
steady_clock::now(), std::bind(steady_clock::now),
hours(1)), hours(1)),
_1, _1,
seconds(30)); seconds(30));