.TH HEAD 1 "2008-1.01" "pdcore utilities" "User Commands"
.SH NAME
head \- copy the first part of files
.SH SYNOPSIS
.B head
[-n number] [file ...]
.SH DESCRIPTION
Copy the first 'number' lines of the input files to standard output.
.SH OPTIONS
.TP
-n number
Where 'number' is a positive integer indicating the number of lines to copy.
If omitted, head will default to copying the first 10 lines of input.
.SH OPERANDS
.TP
file
Input file(s). If none provided, or the filename '-' is passed to head,
standard input will be used.
.SH NOTES
Prior versions of head allowed '-x' as an option, with 'x' representing
the number of lines to be copied. The equivalent acceptable syntax is
now '-n x'.
.SH "AUTHORITATIVE DOCUMENTATION"
<http://www.opengroup.org/onlinepubs/9699919799/utilities/head.html>
.SH VERSION AND COMPLIANCE
Utility version 1.01
.P
Functional compliance with POSIX:2008 (IEEE Std 1003.1-2008;
Shell and Utilities, Base Specifications Issue 7).
.SH UNLICENSE
This is free and unencumbered software released into the public domain,
provided "as is", without warranty of any kind, express or implied. See the
file UNLICENSE and the website <http://unlicense.org> for further details.