linux c++终端输出进度条

1.代码

/// 

/// 更新进度条
/// 
/// 进度(0-1)
void showProgress(float progress)
{
	if (progress > 1)
	{
		progress = 1;
	}
	int pa = progress * 50;
	std::cout << "33[1A"; // 终端光标向上移动一行
	std::cout << "[" + std::string(pa, '=') + ">" + std::string(50 - pa, ' ') << "]  " << progress * 100 << "%" << std::endl;
	fflush(stdout); // 刷新缓冲区
}

2.测试

int main()
{
	for (int i = 1; i < 101; i++)
	{
		float progress = i * 1.0 / 100;
		showProgress(progress);
	}
    return 0;
}

3.效果

[==================================================>]  100%