# ProxyAllocator::GetTotalAllocated

```cpp
size_t GetTotalAllocated() const override;
```

获取累计分配的字节数。

**参数：** 无

**返回：** 累计分配的字节数

**线程安全：** ✅

**复杂度：** O(1)

**示例：**

```cpp
#include <XCEngine/Memory/MemoryManager.h>
#include <XCEngine/Memory/ProxyAllocator.h>

IAllocator* sysAlloc = MemoryManager::Get().GetSystemAllocator();
ProxyAllocator proxy(sysAlloc, "TrackedAlloc");

proxy.Allocate(100);
proxy.Allocate(200);

size_t totalAllocated = proxy.GetTotalAllocated();
printf("Total allocated: %zu bytes\n", totalAllocated);
```

## 相关文档

- [ProxyAllocator 总览](proxy-allocator.md) - 返回类总览