add save_txt

README.md

-
-
 <div align=center><img src="./picture/01.svg"/></div>
 
 # Edge-Engine
@@ -78,6 +76,8 @@ Matrix API:
 
 - [x] Matrix read_csv(string &file_path)读取格式化文件(csv),返回一个自动计算长度的矩阵.
 
+- [x] int save_txt(Matrix mid1,string path = "./",string delimiter = ",",string header="./") 设计文件流获取文件头部接口 , 写入格式化文件 , 已设计支持矩阵类型数据写入,支持自定义表头,写入文件路径 , 自定义分隔符,默认为" , ".
+
 - [x] Create a matrix :  create(row,cols)开辟一个矩阵结构的内存,元素初值为0;
 
 - [x] Change the element for matrix void move_ele(int &ele1, int &ele2),修改某一个位置的元素的值.

file_pro/data_read.h

@@ -95,4 +95,21 @@ Matrix read_csv(string &file_path)
 	}
 	return data_ma;
 }
+int save_txt(Matrix mid1,string path = "./",string delimiter = ",",string header="./")
+{
+	int index_x,index_y;
+	ofstream fout(path,ios::app);
+	fout<<header<<endl;		
+	for(index_x=0;index_x<mid1.row;index_x++)
+	{
+		for(index_y=0;index_y<mid1.col;index_y++)
+		{
+			fout<<mid1.matrix[index_x][index_y]<<delimiter;
+		}
+		fout<<endl;
+	}
+	fout.close();
+	return 0;
+
+}
 //-----------split------------

nerual_network.cpp

@@ -17,6 +17,7 @@ int main()
 {
 	welcome();	
 	string path = "./data/nerual_data.csv";
+	ofstream fout( "mytest.txt" );	
 	Matrix data = read_csv(path);
 	Matrix bais = CreateMatrix(data.row,1);		
 	Matrix x = iloc(data,0,100,0,2);
@@ -27,7 +28,7 @@ int main()
 	Matrix W2 = CreateRandMat(H_num,out_Dim);
 	cout_mat(W1);
 	cout_mat(W2);
-	for(int epoch = 0;epoch<100;epoch++)
+	for(int epoch = 0;epoch<500;epoch++)
 	{
 		Matrix x_w1 = mul(x,W1);
 		Matrix re = mat_relu(x_w1);
@@ -47,5 +48,6 @@ int main()
 		cout_mat(W2);
 		cout<<"loss"<<": ";
 		cout<<matrix_sum(mat_sq)/100<<endl;
+		save_txt(W1,"result.csv",",","header");
 	}
 }