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Full Discussion: how to put element of an array to first position.
Top Forums Programming how to put element of an array to first position. Post 302430557 by vprasads on Friday 18th of June 2010 03:58:40 AM
Old 06-18-2010
i tried this one to shift the element elephant to first position , but its not working, $_ is showing nothing here

if(grep $_ =~ m/elephant/, @array) {

unshift(@array, $_);
}

after moving the required element to the first position i want to remove that element from previous position.any help is appreciated.
 

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LEARN ABOUT DEBIAN

lire::config::list

List(3pm)						  LogReport's Lire Documentation						 List(3pm)

NAME

       Lire::Config::List - List Value Object.

DESCRIPTION

       Used for configuration parameters which contains a list of values.

   elements()
       Returns this list's values as an array of Lire::Config::Value object.

   get( $idx )
       Returns the value stored at index $idx of this list. An exception is thrown if the index is out-of-bounds.

   remove( $idx )
       Removes the value stored at index $idx of this list. An exception is thrown if the index is out-of-bounds. It returns the deleted element.

   clear()
       Removes all elements from this list

   append( $val, [ $idx ] )
       Adds $val to after element $idx. If $idx is omitted, the element will be added at the end of the array. A negative index is interpreted
       relative to the end of the array.

   move( $idx, $new_idx )
       Moves element $idx at position $new_idx. Indices can be negative and are interpreted as position relative to the end of the array.

   set( $idx, $value )
       Replaces value at index $idx with $value.

AUTHOR

	 Wessel Dankers <wsl@logreport.org>

VERSION

       $Id: List.pm,v 1.16 2006/07/23 13:16:30 vanbaal Exp $

COPYRIGHT

       Copyright (C) 2002-2004 Stichting LogReport Foundation LogReport@LogReport.org

       This file is part of Lire.

       Lire is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free
       Software Foundation; either version 2 of the License, or (at your option) any later version.

       This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

       You should have received a copy of the GNU General Public License along with this program (see COPYING); if not, check with
       http://www.gnu.org/copyleft/gpl.html.

Lire 2.1.1							    2006-07-23								 List(3pm)
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