matlab读取txt文件
时间: 2023-07-18 10:12:17 浏览: 83
在Matlab中读取txt文件的方法如下:
1. 使用`fopen`函数打开文件,例如:
```matlab
fid = fopen('filename.txt','r');
```
其中,`filename.txt`是要读取的txt文件名,`r`表示以只读方式打开文件。
2. 使用`fscanf`函数按照指定格式读取文件内容,例如:
```matlab
data = fscanf(fid,'%f');
```
其中,`%f`表示按照浮点数格式读取数据。
3. 使用`fclose`函数关闭文件,例如:
```matlab
fclose(fid);
```
完整的代码示例:
```matlab
fid = fopen('filename.txt','r');
data = fscanf(fid,'%f');
fclose(fid);
```
其中`data`为读取的数据,可以根据需要进行处理。
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