Rrc: /* head */

2014-10-10T16:32:29Z

‎head

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__NOTOC__
* [[:#head | head]]

== head ==

<syntaxhighlight lang="bash">

head [OPTION]... [FILE]...

-c, --bytes=[-]K
print the first K bytes of each file; with the leading '-',
print all but the last K bytes of each file

-n, --lines=[-]K
print the first K lines instead of the first 10; with the lead‐
ing '-', print all but the last K lines of each file

-q, --quiet, --silent
never print headers giving file names

-v, --verbose
always print headers giving file names

--help display this help and exit

--version
output version information and exit

[rrc@pridd ~]$ head /var/www/almastock.asambiental.mx/index.php
<?php
require_once( "includes/AlmastockFunctions.inc.php" );
require_once( "includes/AlmastockConfig.php" );
require_once( "/etc/Almastock.inc.php" );

if( $_SERVER{'SERVER_PORT'} != 443 )
{
header( "Location: " . SSLURL );
exit();
}

[rrc@pridd ~]$ head -c 100 /var/www/almastock.asambiental.mx/index.php
<?php
require_once( "includes/AlmastockFunctions.inc.php" );
require_once( "includes/AlmastockCo[rrc@pridd ~]$

[rrc@pridd ~]$ head -c -11500 /var/www/almastock.asambiental.mx/index.php
<?php
require_once( "includes/AlmastockFunctions.inc.php" );
require_once( "includes/AlmastockConfig.php" );
require_once( "/etc/Almastock.inc.php" );

if( $_SERVER{'SERVER_PORT'} != 443 )
{
header( "Location: " . SSLURL

[rrc@pridd ~]$ head -n 7 /var/www/almastock.asambiental.mx/index.php
<?php
require_once( "includes/AlmastockFunctions.inc.php" );
require_once( "includes/AlmastockConfig.php" );
require_once( "/etc/Almastock.inc.php" );

if( $_SERVER{'SERVER_PORT'} != 443 )
{

[rrc@pridd ~]$ head -n -358 /var/www/almastock.asambiental.mx/index.php
<?php
require_once( "includes/AlmastockFunctions.inc.php" );
require_once( "includes/AlmastockConfig.php" );
require_once( "/etc/Almastock.inc.php" );

if( $_SERVER{'SERVER_PORT'} != 443 )
{

[rrc@pridd ~]$ head -vn -358 /var/www/almastock.asambiental.mx/index.php
==> /var/www/almastock.asambiental.mx/index.php <==
<?php
require_once( "includes/AlmastockFunctions.inc.php" );
require_once( "includes/AlmastockConfig.php" );
require_once( "/etc/Almastock.inc.php" );

if( $_SERVER{'SERVER_PORT'} != 443 )
{

[rrc@pridd ~]$ head --version
head (GNU coreutils) 8.20
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by David MacKenzie and Jim Meyering.

</syntaxhighlight>

[[Category:Comandos de la terminal]]

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Rrc: /* head */