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#pragma once
enum { kDynamicArrayThreshold = 64 };
// 阈值之内在栈上保存，超过阈值在堆上保存，并自动释放
template<typename T>
class DynamicArray
{
public:
DynamicArray(int capacity)
{
if (capacity * sizeof(T) > kDynamicArrayThreshold)
{
m_Data = malloc(capacity * sizeof(T));
}
else
{
m_Data = alloca(capacity * sizeof(T));
}
}
~DynamicArray()
{
delete[] m_Data;
}
private:
void* operator new(std::size_t);
T* m_Data;
};
//https://www.jianshu.com/p/7737dab9c32b
//https://blog.csdn.net/WUDAIJUN/article/details/9273339
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