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Full Discussion: Perl Sort on Text File
Top Forums Shell Programming and Scripting Perl Sort on Text File Post 302130514 by eltinator on Monday 6th of August 2007 01:43:56 PM
Old 08-06-2007
Perl Sort on Text File

Hi,

I have a file of names and I want perl to do a sort on this file. How can I sort this list of names using perl? I'm thinking of a command like:

Code:
@sorted = sort { lc($a) cmp lc($b) } @not_sorted # alphabetical sort

The only thing I'm sort of unsure of is, how would I get the name in my text file into @sorted?

Also, would it be possible to use this perl code in the middle of a shell script? I think I remember someone telling me I could do something like this but I'm not sure of the tags I need to specify for this to work. Thanks!

Elt
 

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Net::LDAP::Control::SortResult(3)			User Contributed Perl Documentation			 Net::LDAP::Control::SortResult(3)

NAME
Net::LDAP::Control::SortResult - Server Side Sort (SSS) result control object SYNOPSIS
use Net::LDAP::Control::Sort; use Net::LDAP::Constant qw(LDAP_CONTROL_SORTRESULT); use Net::LDAP::Util qw(ldap_error_name); $sort = Net::LDAP::Control::Sort->new( order => "cn -age" ); $mesg = $ldap->search( @args, control => [ $sort ]); ($resp) = $mesg->control( LDAP_CONTROL_SORTRESULT ); if ($resp) { if ($resp->result) { my $attr = $resp->attr; print "Problem sorting, ",ldap_error_name($resp->result); print " ($attr)" if $attr; print " "; } else { print "Results are sorted "; } } else { print "Server does not support sorting "; } DESCRIPTION
"Net::LDAP::Control::SortResult" is a sub-class of Net::LDAP::Control. It provides a class for manipulating the LDAP sort request control 1.2.840.113556.1.4.474 as defined in RFC-2891 A sort result control will be returned by the server in response to a search with a Server Side Sort control. If a sort result control is not returned then the user may assume that the server does not support sorting and the results are not sorted. CONSTRUCTOR ARGUMENTS
attr If "result" indicates that there was a problem with sorting and that problem was due to one of the attributes specified in the sort control. "attr" is set to the name of the attribute causing the problem. result This is the result code that describes if the sort operation was sucessful. If will be one of the result codes describes below. METHODS
As with Net::LDAP::Control each constructor argument described above is also available as a method on the object which will return the current value for the attribute if called without an argument, and set a new value for the attribute if called with an argument. RESULT CODES
Possible results from a sort request are listed below. See Net::LDAP::Constant for a definition of each. LDAP_SUCCESS LDAP_OPERATIONS_ERROR LDAP_TIMELIMIT_EXCEEDED LDAP_STRONG_AUTH_REQUIRED LDAP_ADMIN_LIMIT_EXCEEDED LDAP_NO_SUCH_ATTRIBUTE LDAP_INAPPROPRIATE_MATCHING LDAP_INSUFFICIENT_ACCESS LDAP_BUSY LDAP_UNWILLING_TO_PERFORM LDAP_OTHER SEE ALSO
Net::LDAP, Net::LDAP::Control::Sort, Net::LDAP::Control, http://ww.ietf.org/rfc/rfc2891.txt AUTHOR
Graham Barr <gbarr@pobox.com> Please report any bugs, or post any suggestions, to the perl-ldap mailing list <perl-ldap@perl.org> COPYRIGHT
Copyright (c) 1999-2004 Graham Barr. All rights reserved. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. perl v5.16.2 2012-09-20 Net::LDAP::Control::SortResult(3)
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