DOS - Filter Commands

Card Puncher Data Processing


Shell Data Processing - Filter (Stream Operator) in Dos.

With the command redirection pipe character (|), a command filter is a command within a command that:

  • reads the command's input (input stream),
  • transforms the input,
  • and then writes the output (output stream)


Documentation / Reference

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Shell Data Processing - Filter (Stream Operator)

This page is pipeline operator in a shell language. They are known as filter in a shell language. It is a computer program or shell command (subroutine) that: read from standard input (stream)...
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This page talks shell redirection operator|operator in DOS. The order of redirections is significant when redirecting a standard error stream to a standard output stream. See order of redirections ...

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