c++没有sleep linux
时间: 2023-12-07 10:06:12 浏览: 34
在Linux下,C语言中没有内置的sleep函数。但你可以使用unistd.h头文件中的sleep函数来实现延迟功能。下面是两种方法可以实现延迟功能:
方法一:在C语言中,你需要引入头文件unistd.h,并使用sleep函数来实现延迟。下面是一个示例代码:
```cpp
#include <iostream>
#include <unistd.h>
using namespace std;
int main() {
//延迟5秒后输出Hi, Girl!
sleep(5);
cout << "Hi, Girl!" << endl;
//延迟3000000微秒(相当于3秒)后输出Hi, Boy!
usleep(3000000);
cout << "Hi, Boy!" << endl;
return 0;
}
```
方法二:使用C++的std::this_thread::sleep_for函数来实现延迟。这个函数需要引入头文件<thread>。下面是一个示例代码:
```cpp
#include <iostream>
#include <thread>
using namespace std;
int main() {
//延迟5秒后输出Hi, Girl!
this_thread::sleep_for(chrono::seconds(5));
cout << "Hi, Girl!" << endl;
//延迟3秒后输出Hi, Boy!
this_thread::sleep_for(chrono::seconds(3));
cout << "Hi, Boy!" << endl;
return 0;
}
```
请注意,这两种方法都可以在Linux下使用。引用<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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