If you want to send Command Output to Text file using Command Prompt, PowerShell or Windows Terminal, follow this guide.

Learn how to copy files using Command Prompt (copy and xcopy). You can also use parameters to perform some specific tasks while copying.

If you want to export a command output to a file, in this guide, we'll show you how on PowerShell and Command Prompt.

The "open" program is specific to OS X and lets you basically drag and drop a file with the -a command onto an application. This way it overrides the per-user OBJ open-with settings.