diff --git a/TinySTL/Profiler/Profiler.cpp b/TinySTL/Profiler/Profiler.cpp
index 4f9a70a..a2d0fb3 100644
--- a/TinySTL/Profiler/Profiler.cpp
+++ b/TinySTL/Profiler/Profiler.cpp
@@ -10,18 +10,46 @@ namespace TinySTL{
 		void ProfilerInstance::start(){
 			startTime = SteadyClock::now(); 
 		}
+
 		void ProfilerInstance::finish(){
 			finishTime = SteadyClock::now();
 			duringTime = std::chrono::duration_cast<DurationTime>(finishTime - startTime);
 		}
+
 		void ProfilerInstance::dumpDuringTime(std::ostream& os){
 			os << "total " << duringTime.count() * 1000 << " milliseconds" << std::endl;
 		}
+
 		double ProfilerInstance::second(){
 			return duringTime.count();
 		}
+
 		double ProfilerInstance::millisecond(){
 			return duringTime.count() * 1000;
 		}
+
+		size_t ProfilerInstance::memory(MemoryUnit mu){
+		#ifdef WIN32
+			PROCESS_MEMORY_COUNTERS pmc;
+			HANDLE hProcess = GetCurrentProcess();
+			if (!GetProcessMemoryInfo(hProcess, &pmc, sizeof(pmc)))
+				throw std::runtime_error("GetProcessMemoryInfo failed");
+			size_t memory = 0;
+			switch (mu){
+			case MemoryUnit::KB_:
+				memory = pmc.WorkingSetSize KB;
+				break;
+			case MemoryUnit::MB_:
+				memory = pmc.WorkingSetSize MB;
+				break;
+			case MemoryUnit::GB_:
+				memory = pmc.WorkingSetSize GB;
+				break;
+			}
+			CloseHandle(hProcess);
+			return memory;
+		#else
+		#endif
+		}
 	}
 }
\ No newline at end of file
diff --git a/TinySTL/Profiler/Profiler.h b/TinySTL/Profiler/Profiler.h
index f46c814..952c0bd 100644
--- a/TinySTL/Profiler/Profiler.h
+++ b/TinySTL/Profiler/Profiler.h
@@ -3,11 +3,19 @@
 
 #include <chrono>
 #include <ctime>
+#include <exception>
 #include <iostream>
 #include <memory>
 #include <ratio>
 #include <utility>
 
+#ifdef WIN32
+#include <Windows.h>
+#include <Psapi.h>
+#pragma comment(lib, "psapi.lib")
+#else
+#endif
+
 namespace TinySTL{
 	namespace Profiler{
 
@@ -16,6 +24,11 @@ namespace TinySTL{
 			typedef std::chrono::steady_clock SteadyClock;
 			typedef SteadyClock::time_point TimePoint;
 			typedef std::chrono::duration<double, std::ratio<1, 1>> DurationTime;//µ¥Î»Ãë
+			enum class MemoryUnit{KB_, MB_, GB_};
+		private:
+			#define KB / 1024
+			#define MB KB / 1024
+			#define GB MB / 1024
 		private:
 			static DurationTime duringTime;
 			static TimePoint startTime;
@@ -27,6 +40,8 @@ namespace TinySTL{
 
 			static double second();
 			static double millisecond();
+
+			static size_t memory(MemoryUnit mu = MemoryUnit::KB_);
 		};
 	}
 }