# rm
- [Command Function](#section181141523142613)
- [Syntax](#section8800926132619)
- [Parameter Description](#section15476229152617)
- [Usage](#section10578163215262)
- [Example](#section18548133511263)
- [Output](#section1565323814265)
## Command Function
This command is used to delete a file or folder.
## Syntax
rm \[_-r_\] \[_dirname / filename_\]
## Parameter Description
**Table 1** Parameters
Parameter
Description
Value Range
-r
Deletes a directory. This parameter is optional. It is required if a directory is to be deleted.
N/A
dirname/filename
Indicates the name of the file or directory to be deleted. The value can be a path.
N/A
## Usage
- The **rm** command deletes only one file or directory at a time.
- The **rm -r** command can be used to delete a non-empty directory.
## Example
Example:
1. Enter **rm log1.txt**.
2. Enter **rm -r sd**.
## Output
**Figure 1** Deleting the **log1.txt** file
**Figure 2** Deleting the **sd** directory
