If you want grep and $c must be a reference here is one way: 
#! /usr/bin/perl

$a = { aa => 'b',
       bb => 'd',
       le1 => 'sad',
       le2 => 'ss'
     } ;

my @keys = grep { ! /le/ } keys %$a ;
@$c{@keys} = @$a{@keys};

foreach (keys %$c) {
    print "key=$_ et val=$c->{$_}\n" ;
}

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Boris

In reply to Re: create hash using grep by borisz
in thread create hash using grep by jeanluca

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