How to list files in a directory?

To list files in a directory, you can use the ls command in a Unix-like operating system. Here are a few common usages:

Basic Listing:
```
ls
```
This command lists the files and directories in the current directory.
Detailed Listing:
```
ls -la
```
This command lists all files (including hidden ones) with detailed information such as permissions, number of links, owner, group, size, and modification date.
Listing Files in a Specific Directory:
```
ls /path/to/directory
```
Replace /path/to/directory with the actual path to the directory you want to list.

Feel free to ask if you need more information or examples!