> For the complete documentation index, see [llms.txt](https://gitbook.nori-zamurai.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gitbook.nori-zamurai.com/useful-commands/cmd.md).

# CMD

### Where

```
<Command Options>
/R: Recursively searches and displays the files that match the given pattern starting from the specified directory.

<Examples of Usage>
where /r . *.pdf
# search files recursively
```

### Dir

```
<Command Options>
/B: Uses bare format (no heading information or summary).
/S: Displays files in specified directory and all subdirectories.

<Examples of Usage>
dir /b /s "directoryname"
# search directories recursively
```

### Findstr

```
<Examples of Usage>
findstr /s /d:c:\windows /m mp3 *
# Look in C:\windows and its subdirectories for all files that contain the string "mp3"

```