dashprefixed
Dashprefixed is a term used in computing to describe a token, argument, or string that begins with a dash character (-). In command-line interfaces, dash-prefixed items are commonly interpreted as options or flags rather than positional operands. Examples include -h and --help. Short options typically use a single dash with a single letter, and multiple short options can be combined as -abc to represent -a -b -c. Long options use a double dash, such as --output.
Parsing behavior for dash-prefixed tokens varies by platform and library. Most Unix-like tools follow POSIX and
In programming languages, dash-prefixed tokens appear in argument parsers to denote command-line flags. Libraries such as
Differences across ecosystems exist: Windows Command Prompt often uses slash-prefixed options instead of dashes, while PowerShell