File: grep.info,  Node: Generic Program Information,  Next: Matching Control,  Up: Command-line Options

2.1.1 Generic Program Information
---------------------------------

‘--help’
     Print a usage message briefly summarizing the command-line options
     and the bug-reporting address, then exit.

‘-V’
‘--version’
     Print the version number of ‘grep’ to the standard output stream.
     This version number should be included in all bug reports.