HEAD(1) BSD Reference Manual HEAD(1)
head - display first lines of a file
head [-n count] [file ...]
This filter displays the first count lines of each of the specified
files, or of the standard input if no files are specified. If count is
omitted it defaults to 10.
If more than a single file is specified, each file is preceded by a head-
er consisting of the string ``==> XXX <=='' where ``XXX'' is the name of
The head utility exits 0 on success, and >0 if an error occurs.
The head command appeared in 3.0BSD.
3rd Berkeley Distribution June 6, 1993 1