time: Invoking time

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1 1.6 Running the 'time' Command
1 ==============================
1 
1 The format of the 'time' command is:
1 
1      time [option...] COMMAND [ARG...]
1 
1    'time' runs the program COMMAND, with any given arguments ARG....
1 When COMMAND finishes, 'time' displays information about resources used
1 by COMMAND (on the standard error output, by default).  If COMMAND exits
1 with non-zero status or is terminated by a signal, 'time' displays a
1 warning message and the exit status or signal number.
1 
1    Options to 'time' must appear on the command line before COMMAND.
1 Anything on the command line after COMMAND is passed as arguments to
1 COMMAND.
1 
1 '-o FILE'
1 '--output=FILE'
1      Write the resource use statistics to FILE.
1 
1 '-a'
1 '--append'
1      _Append_ the resource use information to the output file instead of
1      overwriting it.
1 
1 '-f FORMAT'
1 '--format=FORMAT'
1      Use FORMAT as the format string.
1 
1 '--help'
1      Print a summary of the command line options to 'time' and exit.
1 
1 '-p'
1 '--portability'
1      Use the POSIX format.
1 
1 '-v'
1 '--verbose'
1      Use the built-in verbose format.
1 
1 '-V'
1 '--version'
1      Print the version number of 'time' and exit.
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