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upper 2.1

upper converts all lowercase letters to UPPERCASE letters. upper reads input either from a command line argument or standard input.

See also: lower

  • upper text (md5 = 3ac8c0624c6849fe3bf4d6e2483b9a48)
  • upper.gz zipped (md5 = 07563af24b9b5a144b22ac0a180665cb)
Exit Status:
  • 0 - No errors were encountered
  • 1 - More than one file was specified as an argument
  • 2 - The file specified on the command line does not exist

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