retroarch:tldr:d320d

The command "retroarch --help" is used to display the help documentation and provide information about the RetroArch program and its available command-line options.

When you run the command "retroarch --help" in the command-line interface, RetroArch responds by displaying a list of available command-line options, along with their descriptions and usage instructions. This information helps users understand how to use RetroArch and its features effectively from the command-line interface.

By using the "--help" option along with the RetroArch command, you can quickly access the program's detailed documentation, which can assist you in understanding the various configuration options, input commands, and functionality of RetroArch.