% Create a csv filefid=fopen('test2.csv','a'); BD1=1:size(data,1);% size(x,1)表示行数,size(x,2)表示列数iffid<0errordlg('File creation failed','Error');end% 注意fprintf不支持元胞数组title={'NO','obj1','obj2'};% fprintf(fid,'%s
%Create a csv file fid=fopen('test2.csv','a');BD1=1:size(data,1);%size(x,1)表示行数,size(x,2)表示列数iffid<0errordlg('File creation failed','Error');end%注意fprintf不支持元胞数组 title=['NO','obj1','obj2'];fprintf(fid,'%s,%s,%s\n',title(1:2),title(3:6),title(7...
MATLAB Online에서 열기 I have a .csv datset which has 3 columns. I want to create .mat file from it.I tried many codes like: M=importdata('dataset') save('dataset.mat','M') and M=importdata('dataset') system('rename dataset dataset.mat'); ...
,可以使用以下方法: 1. 使用csvwrite函数:csvwrite函数是matlab内置的函数,可以将矩阵数据写入CSV文件。它的语法如下: csvwrite(filename, M) ...
% Create a csv file to save data exp_data = strcat('data\', 'exp_example_', char(data{1,1}), '_', date, '.csv'); writetable(data_table, exp_data); 现在说明一下这几行代码的含义。 首先我们将cell格式的数据矩阵转换为table。之所以转换为table的形式,是因为我们希望得到的数据文件是带有...
csvwriteis not recommended. Usewritematrixinstead. There are no plans to removecsvwrite. Starting in R2019a, use thewritematrixfunction to write a matrix to a comma separated text file. Thewritematrixfunction has better cross-platform support and performance over thecsvwritefunction. ...
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Write Matrix to Comma-Separated Value File Copy Code Copy Command Create an array of sample data M. Get M = magic(3) M = 3×3 8 1 6 3 5 7 4 9 2 Write matrix M to the file 'myFile.txt'. Get csvwrite('myFile.txt',M) View the data in the file. Get type('myFile...
newData1 = importdata('DOW.txt');或者 path='DOW.txt'newData1 = importdata(path);不过importdata不支持后缀名为txt文件，其支持的文件后缀有：Data formats Command Returns MAT - MATLAB workspace load Variables in file.CSV - Comma separated numbers csvread Double array...
% 假设我们有一个大的CSV文件filename='largeData.csv';% 创建datastore对象ds=datastore(filename);% 读取部分数据进行可视化data=read(ds,1000);% 每次读取1000行数据scatter(data.X,data.Y);title('使用Datastore加载和可视化数据'); 1. 2. 3.