Greping array values in Bash like Perl


 
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Old 08-10-2010
Greping array values in Bash like Perl

Hi,

Is there an easy way to simulate following Perl code in Bash.

Code:
 if ( grep {$my_value eq $_} @ARGV ){
       print "Do Something\n";
 } else {
            die "Invalid value";
}


Last edited by Franklin52; 08-10-2010 at 03:40 PM.. Reason: Please use code tags
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Perl::Critic::Policy::BuiltinFunctions::RequireBlockGrepUser Contributed Perl DocumentaPerl::Critic::Policy::BuiltinFunctions::RequireBlockGrep(3)

NAME
Perl::Critic::Policy::BuiltinFunctions::RequireBlockGrep - Write "grep { $_ =~ /$pattern/ } @list" instead of "grep /$pattern/, @list". AFFILIATION
This Policy is part of the core Perl::Critic distribution. DESCRIPTION
The expression forms of "grep" and "map" are awkward and hard to read. Use the block forms instead. @matches = grep /pattern/, @list; #not ok @matches = grep { /pattern/ } @list; #ok @mapped = map transform($_), @list; #not ok @mapped = map { transform($_) } @list; #ok CONFIGURATION
This Policy is not configurable except for the standard options. SEE ALSO
Perl::Critic::Policy::BuiltinFunctions::ProhibitStringyEval Perl::Critic::Policy::BuiltinFunctions::RequireBlockMap AUTHOR
Jeffrey Ryan Thalhammer <jeff@imaginative-software.com> COPYRIGHT
Copyright (c) 2005-2011 Imaginative Software Systems. All rights reserved. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. The full text of this license can be found in the LICENSE file included with this module. perl v5.16.3 2014-06-09 Perl::Critic::Policy::BuiltinFunctions::RequireBlockGrep(3)