Command-line Interfaces

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A command-line interface is a way of interacting (sending instructions, receiving info) with programs on a computer.

See C->Processing Command-Line Input for how to write C code for dealing with command-line arguments passed to main().

Related is the page C#->Redirecting The Command-line To A Text Block.

Command Description (Help) Syntax

  • Angled brackets for required parameters, e.g. cd .
  • Square brackets for optional parameters, e.g. ls [-a].
  • Ellipses for repeated items, e.g. cp [source2…] .
  • Vertical bars and curly braces when there is a choice of items (logical or), e.g. netstat {-t|-u}.


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